diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 82decb5d..fdf6d85a 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -13,8 +13,6 @@ jobs:
     vmImage: 'Ubuntu-latest'
   strategy:
     matrix:
-      Python36:
-        python.version: '3.6'
       Python37:
         python.version: '3.7'
       Python38:
diff --git a/setup.py b/setup.py
index 04cdceb4..9c1fca6f 100644
--- a/setup.py
+++ b/setup.py
@@ -74,9 +74,6 @@ setup(
         'Operating System :: Unix',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.4',
-        'Programming Language :: Python :: 3.5',
-        '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 9ccebaf4..2c125d84 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,13 +4,11 @@
 envlist =
     clean,
     check,
-    {py35, py36, py37},
+    {py37},
     report
 
 [testenv]
 basepython =
-    py35: {env:TOXPYTHON:python3.5}
-    py36: {env:TOXPYTHON:python3.6}
     py37: {env:TOXPYTHON:python3.7}
     {clean,check,report,codecov}: {env:TOXPYTHON:python3}
 setenv =