diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 8e804d1..954b598 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -29,6 +29,7 @@ jobs:
   tests:
     needs: check-branch
     strategy:
+      fail-fast: true
       matrix:
         python_version:
           - "3.8.1"