diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index d8eba76..0efafaa 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,6 +17,9 @@ jobs:
           - "7.3"
           - "7.4"
           - "8.0"
+          - "8.3"
+          - "8.4"
+          - "8.5"
     steps:
       - name: Checkout
         uses: actions/checkout@v2