diff --git a/.readthedocs.yml b/.readthedocs.yml
index e83d731..8ae4468 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -1,3 +1,5 @@
-requirements_file: docs/requirements.txt
 python:
   version: 3
+  extra_requirements:
+    - docs
+  pip_install: true
diff --git a/docs/requirements.txt b/docs/requirements.txt
deleted file mode 100644
index e7b6a74..0000000
--- a/docs/requirements.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-.
-sphinx
-jaraco.packaging>=3.2
-rst.linker>=1.9
diff --git a/setup.py b/setup.py
index 892b6b3..2bed3f7 100644
--- a/setup.py
+++ b/setup.py
@@ -27,6 +27,15 @@ params = dict(
 	install_requires=[
 	],
 	extras_require={
+		'testing': [
+			'pytest>=2.8',
+			'pytest-sugar',
+		],
+		'docs': [
+			'sphinx',
+			'jaraco.packaging>=3.2',
+			'rst.linker>=1.9',
+		],
 	},
 	setup_requires=[
 		'setuptools_scm>=1.15.0',
diff --git a/tests/requirements.txt b/tests/requirements.txt
deleted file mode 100644
index d9e0f33..0000000
--- a/tests/requirements.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-pytest >= 2.8
-pytest-sugar
diff --git a/tox.ini b/tox.ini
index d740130..8efcba6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,4 @@
 [testenv]
-deps =
-	-rtests/requirements.txt
-
 commands = py.test {posargs}
 usedevelop = True
+extras = testing