diff --git a/htmd/cli.py b/htmd/cli.py
index e629c16..70e96f4 100644
--- a/htmd/cli.py
+++ b/htmd/cli.py
@@ -1,6 +1,6 @@
 import datetime
 import importlib
-import os
+from pathlib import Path
 import sys
 
 import click
@@ -28,23 +28,23 @@ def cli():
     help='Include all templates.',
 )
 def start(all_templates):
-    create_directory('templates/')
+    dir_templates = create_directory('templates/')
     if all_templates:
         copy_missing_templates()
     else:
-        copy_site_file('templates', '_layout.html')
+        copy_site_file(dir_templates, '_layout.html')
 
-    create_directory('static/')
-    copy_site_file('static', '_reset.css')
-    copy_site_file('static', 'style.css')
+    dir_static = create_directory('static/')
+    copy_site_file(dir_static, '_reset.css')
+    copy_site_file(dir_static, 'style.css')
 
-    create_directory('pages/')
-    copy_site_file('pages', 'about.html')
+    dir_pages = create_directory('pages/')
+    copy_site_file(dir_pages, 'about.html')
 
-    create_directory('posts/')
-    copy_site_file('posts', 'example.md')
+    dir_posts = create_directory('posts/')
+    copy_site_file(dir_posts, 'example.md')
 
-    copy_site_file('', 'config.toml')
+    copy_site_file(Path(), 'config.toml')
     click.echo('Add the site name and edit settings in config.toml')
 
 
@@ -92,15 +92,15 @@ def verify():
 
 
 def set_post_time(app, post, field, date_time):
-    file_path = os.path.join(
-        app.config['FLATPAGES_ROOT'],
-        post.path + app.config['FLATPAGES_EXTENSION'],
+    file_path = (
+        Path(app.config['FLATPAGES_ROOT'])
+        / (post.path + app.config['FLATPAGES_EXTENSION'])
     )
-    with open(file_path, 'r') as file:
+    with file_path.open('r') as file:
         lines = file.readlines()
 
     found = False
-    with open(file_path, 'w') as file:
+    with file_path.open('w') as file:
         for line in lines:
             if not found and field in line:
                 # Update datetime value
@@ -159,10 +159,10 @@ def build(ctx, css_minify, js_minify):
     app = site.app
 
     if css_minify:
-        combine_and_minify_css(app.static_folder)
+        combine_and_minify_css(Path(app.static_folder))
 
     if js_minify:
-        combine_and_minify_js(app.static_folder)
+        combine_and_minify_js(Path(app.static_folder))
 
     if css_minify or js_minify:
         # reload to set app.config['INCLUDE_CSS'] and app.config['INCLUDE_JS']
@@ -213,10 +213,10 @@ def preview(_ctx, host, port, css_minify, js_minify):
     app = site.app
 
     if css_minify:
-        combine_and_minify_css(app.static_folder)
+        combine_and_minify_css(Path(app.static_folder))
 
     if js_minify:
-        combine_and_minify_js(app.static_folder)
+        combine_and_minify_js(Path(app.static_folder))
 
     app.run(debug=True, host=host, port=port)
 
diff --git a/htmd/site.py b/htmd/site.py
index 65c642e..605b30d 100644
--- a/htmd/site.py
+++ b/htmd/site.py
@@ -1,4 +1,5 @@
 import os
+from pathlib import Path
 import sys
 import tomllib
 
@@ -11,20 +12,20 @@
 from jinja2 import ChoiceLoader, FileSystemLoader, TemplateNotFound
 
 
-this_dir = os.path.dirname(os.path.abspath(__file__))
+this_dir = Path(__file__).parent
 
 
 def get_project_dir():
-    current_directory = os.getcwd()
+    current_directory = Path.cwd()
 
     while True:
-        file_path = os.path.join(current_directory, 'config.toml')
+        file_path = current_directory / 'config.toml'
 
-        if os.path.isfile(file_path):
+        if file_path.is_file():
             return current_directory
 
         # Move to the parent directory
-        parent_directory = os.path.dirname(current_directory)
+        parent_directory = current_directory.parent
 
         # If the current and parent directories are the same, break the loop
         if current_directory == parent_directory:
@@ -32,20 +33,20 @@ def get_project_dir():
 
         current_directory = parent_directory
 
-    return os.getcwd()
+    return Path.cwd()
 
 
 project_dir = get_project_dir()
 
 app = Flask(
     __name__,
-    static_folder=os.path.join(project_dir, 'static'),
-    template_folder=os.path.join(this_dir, 'example_site', 'templates'),
+    static_folder=project_dir / 'static',
+    template_folder=this_dir / 'example_site' / 'templates',
 )
 
 
 try:
-    with open(os.path.join(project_dir, 'config.toml'), 'rb') as config_file:
+    with (project_dir / 'config.toml').open('rb') as config_file:
         htmd_config = tomllib.load(config_file)
 except FileNotFoundError:
     msg = 'Can not find config.toml'
@@ -81,11 +82,11 @@ def get_project_dir():
 
 
 # To avoid full paths in config.toml
-app.config['FLATPAGES_ROOT'] = os.path.join(
-    project_dir, app.config.get('POSTS_FOLDER'),
+app.config['FLATPAGES_ROOT'] = (
+    project_dir / app.config.get('POSTS_FOLDER')
 )
-app.config['FREEZER_DESTINATION'] = os.path.join(
-    project_dir, app.config.get('BUILD_FOLDER'),
+app.config['FREEZER_DESTINATION'] = (
+    project_dir / app.config.get('BUILD_FOLDER')
 )
 app.config['FREEZER_REMOVE_EXTRA_FILES'] = False
 app.config['FLATPAGES_EXTENSION'] = app.config.get('POSTS_EXTENSION')
@@ -111,7 +112,7 @@ def truncate_post_html(post_html):
 
 # Include current htmd site templates
 app.jinja_loader = ChoiceLoader([
-    FileSystemLoader(os.path.join(project_dir, 'templates/')),
+    FileSystemLoader(project_dir / 'templates/'),
     app.jinja_loader,
 ])
 
@@ -133,7 +134,7 @@ def truncate_post_html(post_html):
 pages = Blueprint(
     'pages',
     __name__,
-    template_folder=os.path.join(project_dir, app.config.get('PAGES_FOLDER')),
+    template_folder=project_dir / app.config.get('PAGES_FOLDER'),
 )
 
 
diff --git a/htmd/utils.py b/htmd/utils.py
index 2e3cb69..9615afc 100644
--- a/htmd/utils.py
+++ b/htmd/utils.py
@@ -1,5 +1,5 @@
 from importlib.resources import as_file, files
-import os
+from pathlib import Path
 import shutil
 
 import click
@@ -8,64 +8,66 @@
 
 
 def create_directory(name):
+    directory = Path(name)
     try:
-        os.mkdir(name)
+        directory.mkdir()
     except FileExistsError:
         msg = f'{name} already exists and was not created.'
         click.echo(click.style(msg, fg='yellow'))
     else:
         click.echo(click.style(f'{name} was created.', fg='green'))
+    return directory
 
 
 def combine_and_minify_css(static_folder):
     # Combine and minify all .css files in the static folder
     css_files = sorted([
-        f for f in os.listdir(static_folder)
-        if f.endswith('.css') and f != 'combined.min.css'
+        f for f in static_folder.iterdir()
+        if f.name.endswith('.css') and f.name != 'combined.min.css'
     ])
     if not css_files:
         # There are no .css files in the static folder
         return
 
-    with open(os.path.join(static_folder, 'combined.min.css'), 'w') as master:
+    with (static_folder / 'combined.min.css').open('w') as master:
         for f in css_files:
-            with open(os.path.join(static_folder, f), 'r') as css_file:
+            with (static_folder / f).open('r') as css_file:
                 # combine all .css files into one
                 master.write(css_file.read())
 
-    with open(os.path.join(static_folder, 'combined.min.css'), 'r') as master:
+    with (static_folder / 'combined.min.css').open('r') as master:
         combined = master.read()
-    with open(os.path.join(static_folder, 'combined.min.css'), 'w') as master:
+    with (static_folder / 'combined.min.css').open('w') as master:
         master.write(compress(combined))
 
 
 def combine_and_minify_js(static_folder):
     # Combine and minify all .js files in the static folder
     js_files = sorted([
-        f for f in os.listdir(static_folder)
-        if f.endswith('.js')
-        and f != 'combined.min.js'
+        f for f in static_folder.iterdir()
+        if f.name.endswith('.js')
+        and f.name != 'combined.min.js'
     ])
     if not js_files:
         # There are no .js files in the static folder
         return
 
-    with open(os.path.join(static_folder, 'combined.min.js'), 'w') as master:
+    with (static_folder / 'combined.min.js').open('w') as master:
         for f in js_files:
-            with open(os.path.join(static_folder, f), 'r') as js_file:
+            with (static_folder / f).open('r') as js_file:
                 # combine all .js files into one
                 master.write(js_file.read())
 
     # minify should be done after combined to avoid duplicate identifiers
     # minifying each file will use 'a' for the first identifier
-    with open(os.path.join(static_folder, 'combined.min.js'), 'r') as master:
+    with (static_folder / 'combined.min.js').open('r') as master:
         combined = master.read()
-    with open(os.path.join(static_folder, 'combined.min.js'), 'w') as master:
+    with (static_folder / 'combined.min.js').open('w') as master:
         master.write(jsmin(combined))
 
 
 def copy_file(source, destination):
-    if os.path.exists(destination) is False:
+    if destination.exists() is False:
         shutil.copyfile(source, destination)
         click.echo(click.style(f'{destination} was created.', fg='green'))
     else:
@@ -76,17 +78,17 @@ def copy_file(source, destination):
 def copy_missing_templates():
     template_dir = files('htmd.example_site') / 'templates'
     for template_file in sorted(template_dir.iterdir()):
-        file_name = os.path.basename(template_file)
-        copy_file(template_file, os.path.join('templates/', file_name))
+        file_name = template_file.name
+        copy_file(template_file, Path('templates') / file_name)
 
 
 def copy_site_file(directory, filename):
-    if directory == '':
+    if directory.name == '':
         anchor = 'htmd.example_site'
     else:
         anchor = f'htmd.example_site.{directory}'
     source_path = files(anchor) / filename
-    destination_path = os.path.join(directory, filename)
+    destination_path = directory / filename
 
     with as_file(source_path) as file:
         copy_file(file, destination_path)
diff --git a/pyproject.toml b/pyproject.toml
index 1dbb619..40b6483 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ ignore = [
   "RET504",
   "S101",
   "UP015",
-  "ANN", "PTH",
+  "ANN",
 ]
 select = ["ALL"]
 
diff --git a/tests/test_build.py b/tests/test_build.py
index 17fa242..9bb409e 100644
--- a/tests/test_build.py
+++ b/tests/test_build.py
@@ -1,5 +1,6 @@
 import datetime
 import os
+from pathlib import Path
 import re
 import shutil
 
@@ -40,7 +41,7 @@ def test_build_js_minify():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('static', 'app.js'), 'w') as js_file:
+        with (Path('static') / 'app.js').open('w') as js_file:
             js_file.write('console.log("htmd");')
 
         result = runner.invoke(build, ['--js-minify'])
@@ -71,7 +72,7 @@ def test_build_css_minify():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
         result = runner.invoke(build, ['--css-minify'])
-        with open(os.path.join('build', 'index.html'), 'r') as built_index:
+        with (Path('build') / 'index.html').open('r') as built_index:
             contents = built_index.read()
     assert result.exit_code == 0
     assert re.search(SUCCESS_REGEX, result.output)
@@ -91,8 +92,8 @@ def test_build_css_minify_no_css_files():
     runner = CliRunner()
     with runner.isolated_filesystem():
         result = runner.invoke(start)
-        os.remove(os.path.join('static', 'style.css'))
-        os.remove(os.path.join('static', '_reset.css'))
+        (Path('static') / 'style.css').unlink()
+        (Path('static') / '_reset.css').unlink()
         result = runner.invoke(build, ['--css-minify'])
     assert result.exit_code == 0
     assert re.search(SUCCESS_REGEX, result.output)
@@ -102,10 +103,10 @@ def test_build_html_pretty_true():
     runner = CliRunner()
     with runner.isolated_filesystem():
         result = runner.invoke(start)
-        with open('config.toml', 'r') as config_file:
+        with Path('config.toml').open('r') as config_file:
             lines = config_file.readlines()
 
-        with open('config.toml', 'w') as config_file:
+        with Path('config.toml').open('w') as config_file:
             for line in lines:
                 if 'pretty =' in line:
                     config_file.write('pretty = true\n')
@@ -121,10 +122,10 @@ def test_build_html_minify_true():
     runner = CliRunner()
     with runner.isolated_filesystem():
         result = runner.invoke(start)
-        with open('config.toml', 'r') as config_file:
+        with Path('config.toml').open('r') as config_file:
             lines = config_file.readlines()
 
-        with open('config.toml', 'w') as config_file:
+        with Path('config.toml').open('w') as config_file:
             for line in lines:
                 if 'minify =' in line:
                     config_file.write('minify = true\n')
@@ -148,11 +149,11 @@ def test_build_page_404():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('pages.page', path='dne') }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -175,11 +176,11 @@ def test_build_post_404_invalid_date_year():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('post', year=14, month='10', day='30', path='example') }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -202,10 +203,10 @@ def test_build_post_404_invalid_date_month():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             lines = post_file.readlines()
 
-        with open(os.path.join('posts', 'about.html'), 'w') as post_file:
+        with (Path('posts') / 'about.html').open('w') as post_file:
             for line in lines:
                 if 'published' in line:
                     post_file.write('published: 2014-01-30')
@@ -214,11 +215,11 @@ def test_build_post_404_invalid_date_month():
                 else:
                     post_file.write(line)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('post', year=2014, month='1', day='30', path='example') }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -241,10 +242,10 @@ def test_build_post_404_invalid_date_day():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             lines = post_file.readlines()
 
-        with open(os.path.join('posts', 'about.html'), 'w') as post_file:
+        with (Path('posts') / 'about.html').open('w') as post_file:
             for line in lines:
                 if 'published' in line:
                     post_file.write('published: 2014-10-03')
@@ -253,11 +254,11 @@ def test_build_post_404_invalid_date_day():
                 else:
                     post_file.write(line)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('post', year=2014, month='10', day='3', path='example') }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -281,11 +282,11 @@ def test_build_post_404_different_date():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('post', year=2014, month='10', day='29', path='example') }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -302,8 +303,8 @@ def test_build_multiple_posts():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
         shutil.copyfile(
-            os.path.join('posts', 'example.md'),
-            os.path.join('posts', 'sample.md'),
+            Path('posts') / 'example.md',
+            Path('posts') / 'sample.md',
         )
         result = runner.invoke(build)
     assert result.exit_code == 0
@@ -322,11 +323,11 @@ def test_build_year_404_incorrect():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('year_view', year=14) }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -350,11 +351,11 @@ def test_build_year_404_no_posts():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('year_view', year=2013) }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -378,11 +379,11 @@ def test_build_month_404_no_posts():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('month_view', year=2014, month='01') }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -406,11 +407,11 @@ def test_build_day_404_no_posts():
     with runner.isolated_filesystem():
         result = runner.invoke(start)
 
-        with open(os.path.join('pages', 'about.html'), 'r') as about_file:
+        with (Path('pages') / 'about.html').open('r') as about_file:
             lines = about_file.readlines()
 
         new_line = '''<p><a href="{{ url_for('day_view', year=2014, month='10', day='29') }}">DNE link</a></p>\n'''  # noqa: E501
-        with open(os.path.join('pages', 'about.html'), 'w') as about_file:
+        with (Path('pages') / 'about.html').open('w') as about_file:
             for line in lines:
                 if '<p>This is the about page.</p>' in line:
                     about_file.write(new_line)
@@ -426,8 +427,8 @@ def test_build_from_sub_directory():
     runner = CliRunner()
     with runner.isolated_filesystem():
         runner.invoke(start)
-        current_directory = os.getcwd()
-        os.chdir(os.path.join(current_directory, 'posts'))
+        current_directory = Path.cwd()
+        os.chdir(Path(current_directory) / 'posts')
         result = runner.invoke(build)
     assert result.exit_code == 0
     assert re.search(SUCCESS_REGEX, result.output)
@@ -438,8 +439,8 @@ def test_build_feed_dot_atom():
     with runner.isolated_filesystem():
         runner.invoke(start)
         runner.invoke(build)
-        current_directory = os.getcwd()
-        assert os.path.isfile(os.path.join(current_directory, 'build', 'feed.atom'))
+        current_directory = Path.cwd()
+        assert (Path(current_directory) / 'build' / 'feed.atom').is_file
 
 
 def test_build_updated_time_is_added():
@@ -450,10 +451,10 @@ def test_build_updated_time_is_added():
     runner = CliRunner()
     with runner.isolated_filesystem():
         runner.invoke(start)
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             b_lines = post_file.readlines()
         runner.invoke(build)
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             a_lines = post_file.readlines()
     for b_line, a_line in zip(b_lines, a_lines, strict=True):
         if 'updated' in b_line:
@@ -500,10 +501,10 @@ def test_build_published_time_is_added():
     with runner.isolated_filesystem():
         runner.invoke(start)
         remove_fields_from_example_post(('updated',))
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             b_lines = post_file.readlines()
         runner.invoke(build)
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             a_lines = post_file.readlines()
     for b_line, a_line in zip(b_lines, a_lines, strict=True):
         if 'published' in b_line:
@@ -550,7 +551,7 @@ def test_build_updated_is_added():
         runner.invoke(build)
         # Second build adds updated with time
         runner.invoke(build)
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             a_lines = post_file.readlines()
     for a_line in a_lines:
         if 'updated' in a_line:
@@ -576,9 +577,9 @@ def test_build_updated_is_added_once():
     with runner.isolated_filesystem():
         runner.invoke(start)
         # Remove updated from example post
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             b_lines = post_file.readlines()
-        with open(os.path.join('posts', 'example.md'), 'w') as post_file:
+        with (Path('posts') / 'example.md').open('w') as post_file:
             for line in b_lines:
                 if 'updated' not in line:
                     post_file.write(line)
@@ -589,7 +590,7 @@ def test_build_updated_is_added_once():
         runner.invoke(build)
         # Second build adds updated
         runner.invoke(build)
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             a_lines = post_file.readlines()
     count = 0
     for a_line in a_lines:
@@ -607,7 +608,7 @@ def test_build_without_published():
 
         # First build adds published time
         runner.invoke(build)
-        with open(os.path.join('posts', 'example.md'), 'r') as post_file:
+        with (Path('posts') / 'example.md').open('r') as post_file:
             a_lines = post_file.readlines()
     count = 0
     for a_line in a_lines:
diff --git a/tests/test_start.py b/tests/test_start.py
index de434ca..6c24e3f 100644
--- a/tests/test_start.py
+++ b/tests/test_start.py
@@ -1,4 +1,4 @@
-import os
+from pathlib import Path
 
 from click.testing import CliRunner
 from htmd.cli import start
@@ -60,11 +60,11 @@ def test_start_all_templates():
 def test_start_with_existing_template():
     runner = CliRunner()
     with runner.isolated_filesystem():
-        os.mkdir('templates')
-        with open(os.path.join('templates', '_layout.html'), 'w') as layout:
+        Path('templates').mkdir()
+        with (Path('templates') / '_layout.html').open('w') as layout:
             pass
         result = runner.invoke(start)
-        with open(os.path.join('templates', '_layout.html'), 'r') as layout:
+        with (Path('templates') / '_layout.html').open('r') as layout:
             # _layout.html was not replaced
             assert layout.read() == ''
     assert result.exit_code == 0
diff --git a/tests/test_verify.py b/tests/test_verify.py
index a516e33..c4f1349 100644
--- a/tests/test_verify.py
+++ b/tests/test_verify.py
@@ -1,4 +1,4 @@
-import os
+from pathlib import Path
 
 from click.testing import CliRunner
 from htmd.cli import start, verify
@@ -65,9 +65,9 @@ def test_verify_published_invalid_year():
     with runner.isolated_filesystem():
         runner.invoke(start)
 
-        with open(os.path.join('posts', 'example.md'), 'r') as post:
+        with (Path('posts') / 'example.md').open('r') as post:
             lines = post.readlines()
-        with open(os.path.join('posts', 'example.md'), 'w') as post:
+        with (Path('posts') / 'example.md').open('w') as post:
             for line in lines:
                 if 'published' in line:
                     post.write('published: 14-10-30\n')
@@ -88,9 +88,9 @@ def test_verify_published_invalid_month():
     with runner.isolated_filesystem():
         runner.invoke(start)
 
-        with open(os.path.join('posts', 'example.md'), 'r') as post:
+        with (Path('posts') / 'example.md').open('r') as post:
             lines = post.readlines()
-        with open(os.path.join('posts', 'example.md'), 'w') as post:
+        with (Path('posts') / 'example.md').open('w') as post:
             for line in lines:
                 if 'published' in line:
                     post.write('published: 2014-1-30\n')
@@ -111,9 +111,9 @@ def test_verify_published_invalid_day():
     with runner.isolated_filesystem():
         runner.invoke(start)
 
-        with open(os.path.join('posts', 'example.md'), 'r') as post:
+        with (Path('posts') / 'example.md').open('r') as post:
             lines = post.readlines()
-        with open(os.path.join('posts', 'example.md'), 'w') as post:
+        with (Path('posts') / 'example.md').open('w') as post:
             for line in lines:
                 if 'published' in line:
                     post.write('published: 2014-01-3\n')
@@ -138,9 +138,9 @@ def test_verify_site_name_empty():
     with runner.isolated_filesystem():
         runner.invoke(start)
 
-        with open('config.toml', 'r') as post:
+        with Path('config.toml').open('r') as post:
             lines = post.readlines()
-        with open('config.toml', 'w') as post:
+        with Path('config.toml').open('w') as post:
             seen = False
             for line in lines:
                 if 'name' in line and not seen:
@@ -165,9 +165,9 @@ def test_verify_site_name_missing():
     with runner.isolated_filesystem():
         runner.invoke(start)
 
-        with open('config.toml', 'r') as post:
+        with Path('config.toml').open('r') as post:
             lines = post.readlines()
-        with open('config.toml', 'w') as post:
+        with Path('config.toml').open('w') as post:
             for line in lines:
                 if 'name' not in line:
                     post.write(line)
@@ -184,7 +184,7 @@ def test_verify_no_config():
     with runner.isolated_filesystem():
         runner.invoke(start)
 
-        os.remove('config.toml')
+        Path('config.toml').unlink()
 
         result = runner.invoke(verify)
 
diff --git a/tests/utils.py b/tests/utils.py
index 2ea1cef..e33dcd8 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -1,10 +1,10 @@
-import os
+from pathlib import Path
 
 
 def remove_fields_from_example_post(field_names):
-    with open(os.path.join('posts', 'example.md'), 'r') as post:
+    with (Path('posts') / 'example.md').open('r') as post:
         lines = post.readlines()
-    with open(os.path.join('posts', 'example.md'), 'w') as post:
+    with (Path('posts') / 'example.md').open('w') as post:
         for line in lines:
             for field_name in field_names:
                 if field_name in line: