diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 282aba6..cf27a17 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,25 +19,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - python-version: 3.6
-            aiohttp-version: aiohttp30
-          - python-version: 3.6
-            aiohttp-version: aiohttp31
-          - python-version: 3.6
-            aiohttp-version: aiohttp32
-          - python-version: 3.6
-            aiohttp-version: aiohttp33
-          - python-version: 3.6
-            aiohttp-version: aiohttp34
-          - python-version: 3.6
-            aiohttp-version: aiohttp35
-          - python-version: 3.6
-            aiohttp-version: aiohttp36
-          - python-version: 3.6
-            aiohttp-version: aiohttp37
-          - python-version: 3.6
-            aiohttp-version: aiohttp38
-
           - python-version: 3.7
             aiohttp-version: aiohttp33
           - python-version: 3.7
diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 330c659..3a4a4e8 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -101,7 +101,7 @@ Before you submit a pull request, check that it meets these guidelines:
 2. If the pull request adds functionality, the docs should be updated. Put
    your new functionality into a function with a docstring, and add the
    feature to the list in README.rst.
-3. The pull request should work for Python 3.5, 3.6, 3.7 and for PyPy. Check
+3. The pull request should work for Python 3.7+ and for PyPy. Check
    https://travis-ci.org/pnuckowski/aioresponses/pull_requests
    and make sure that the tests pass for all supported Python versions.
 
diff --git a/setup.cfg b/setup.cfg
index 76cf4a8..6658b74 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -15,7 +15,6 @@ classifier =
   License :: OSI Approved :: MIT License
   Natural Language :: English
   Programming Language :: Python :: 3
-  Programming Language :: Python :: 3.6
   Programming Language :: Python :: 3.7
   Programming Language :: Python :: 3.8
   Programming Language :: Python :: 3.9
diff --git a/tox.ini b/tox.ini
index 0cd4e3e..9be47f3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,7 +2,6 @@
 envlist =
     flake8,
     coverage,
-    py3.6-aiohttp{30,31,32,33,34,35,36,37,38}
     py3.7-aiohttp{33,34,35,36,37,38}
     py3.8-aiohttp{33,34,35,36,37,38}
     py3.9-aiohttp{37,38}