diff --git a/requirements_dev.txt b/requirements_dev.txt
deleted file mode 100644
index 66d47fb..0000000
--- a/requirements_dev.txt
+++ /dev/null
@@ -1,4 +0,0 @@
--e .
-pytest
-flake8
-isort
diff --git a/setup.py b/setup.py
index 2238b1c..934a6df 100644
--- a/setup.py
+++ b/setup.py
@@ -24,6 +24,7 @@
         # Required for jsonschema to validate date-time
         "strict-rfc3339",
     ],
+    extras_require={"dev": ["pytest", "flake8", "isort"]},
     classifiers=[
         "License :: OSI Approved :: GNU Affero General Public License v3 or later (AGPLv3+)"
     ],