diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index f2fe907..cc4439c 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -22,6 +22,7 @@ jobs:
           { php: "8.2", phpunit: "11" },
           { php: "8.3", phpunit: "11" },
           { php: "8.4", phpunit: "11" },
+          { php: "8.5", phpunit: "11" },
         ]
 
     steps: