diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8b91f6c..afd29ad 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -6,7 +6,7 @@ jobs:
     test:
         strategy:
             matrix:
-                python-version: [ "3.7", "3.8", "3.9" ]
+                python-version: ["3.7"]
                 os: [ubuntu-latest]  # we can add other os like macOS-latest
         runs-on: ${{ matrix.os }}
         steps: