diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index c3a9d39..1bce083 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        php: [ 7.4, 8.0, 8.1, 8.2, 8.3, 8.4 ]
+        php: [ 7.4, 8.0, 8.1, 8.2, 8.3, 8.4, 8.5 ]
 
     steps:
       - name: Checkout code