diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fb98813..d947ea2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        python-version: [ '3.7' ]
+        python-version: [ '3.9' ]
 
     steps:
     - uses: actions/checkout@v2