diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index e396c32..6c4e30f 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -16,7 +16,7 @@ jobs:
       max-parallel: 9
       fail-fast: false
       matrix:
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.7, 3.8, 3.9]
         os: [ubuntu-latest, windows-latest, macOS-latest]
 
     steps:
diff --git a/README.md b/README.md
index 709ab12..96226ec 100644
--- a/README.md
+++ b/README.md
@@ -123,7 +123,7 @@ cleantoots config login
 ```
 
 ## Tested environments
-Cleantoots test suite runs on Python 3.6, 3.7 and 3.8
+Cleantoots test suite runs on Python 3.7, 3.8 and 3.9
 on latest versions of macOS, Windows and Ubuntu as GitHub Actions understands it.
 
 See [the docs](https://help.github.com/en/actions/automating-your-workflow-with-github-actions/workflow-syntax-for-github-actions#jobsjob_idruns-on)