diff --git a/.github/workflows/test-publish.yaml b/.github/workflows/test-publish.yaml
index 6137187a..cd809da0 100644
--- a/.github/workflows/test-publish.yaml
+++ b/.github/workflows/test-publish.yaml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ["2.7", "3.5", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "pypy3.7"]
+        python-version: ["3.6"]
         include:
         - os: ubuntu-latest
           os-name: Linux