diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b203a98..707485a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -21,6 +21,7 @@ jobs:
           - 8.1-cli
           - 8.2-cli
           - 8.3-cli
+          - 8.4-cli
         composer-image:
           - 1
           - 2