diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 00000000..b149e8ae
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,18 @@
+include LICENSE
+include README.md
+
+recursive-include geocat *.py
+recursive-exclude * __pycache__
+recursive-exclude * *.py[co]
+exclude .gitignore
+exclude .pre-commit-config.yaml
+exclude .readthedocs.yml
+
+include *.md
+include *.toml
+include *.yaml
+include *.txt
+prune test*
+prune .github*
+prune docs*
+prune build_envs*
diff --git a/docs/release-notes.rst b/docs/release-notes.rst
index 315e409d..31d2d94f 100644
--- a/docs/release-notes.rst
+++ b/docs/release-notes.rst
@@ -16,6 +16,7 @@ Internal Changes
 ^^^^^^^^^^^^^^^^
 * Switch to PyPI Trusted Publishing by `Orhan Eroglu`_ in (:pr:`208`)
 * Add ``linkcheck_ignore`` to ``docs/conf.py`` to address erroneous failures and add CI badge to README by `Katelyn FitzGerald`_ in (:pr:`218`)
+* Convert to implicit namespace packaging set up by `Anissa Zacharias`_ in (:pr:`220`)
 
 v2024.02.0 (February 6, 2024)
 -----------------------------
@@ -123,3 +124,4 @@ Documentation
 .. _`Katelyn Fitzgerald`: https://github.com/kafitzgerald
 .. _`Simon Rosanka`: https://github.com/srosanka
 .. _`Orhan Eroglu`: https://github.com/erogluorhan
+.. _`Anissa Zacharias`: https://github.com/anissa111
diff --git a/setup.cfg b/setup.cfg
index 302e7692..5c5e6a18 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -29,9 +29,7 @@ include_package_data = True
 python_requires = >=3.9, <3.13
 package_dir =
     =src
-packages =
-    geocat
-    geocat.viz
+packages = find_namespace:
 setup_requires =
     setuptools_scm
     setuptools
@@ -46,6 +44,9 @@ install_requires =
     scikit-learn
     metpy
 
+[options.packages.find]
+where = src
+
 [options.extras_require]
 docs =
     ipykernel
diff --git a/src/geocat/__init__.py b/src/geocat/__init__.py
deleted file mode 100644
index de40ea7c..00000000
--- a/src/geocat/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-__import__('pkg_resources').declare_namespace(__name__)