diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ee74661..8da725f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -19,6 +19,7 @@ jobs:
           - "8.1"
           - "8.2"
           - "8.3"
+          - "8.4"
         deps:
           - "highest"
         include: