diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 899f0c0..fa3b53a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,7 +10,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        python-version: [3.6]
+        python-version: [3.9]
 
     steps:
       - uses: actions/checkout@v1