diff --git a/.github/workflows/run_tests.yml b/.github/workflows/run_tests.yml
index 6b066730..2d139a9d 100644
--- a/.github/workflows/run_tests.yml
+++ b/.github/workflows/run_tests.yml
@@ -8,7 +8,7 @@ jobs:
     name: Run tox (${{ matrix.python_version }})
     strategy:
       matrix:
-        python_version: [3.6, 3.7]
+        python_version: [3.7]
     runs-on: ubuntu-20.04
 
     steps: