diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 9c5709129..fdf0e8047 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -18,17 +18,13 @@ jobs:
     name: Tests
     strategy:
       matrix:
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.8]
         database: [sqlite, postgres, mysql]
         exclude:
           - database: mysql
-            python-version: 3.7
+            python-version: 3.8
           - database: sqlite
-            python-version: 3.7
-          - database: mysql
-            python-version: 3.6
-          - database: sqlite
-            python-version: 3.6
+            python-version: 3.8
     steps:
       - uses: actions/checkout@v2
       - uses: getong/mariadb-action@v1.1