diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 89f722b8..1e43c8e2 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -42,6 +42,8 @@ jobs:
         php: ['8.2']
         wordpress: ['nightly', 'latest']
         include:
+          - php: '8.3'
+            wordpress: '6.4'
           - php: '8.2'
             wordpress: '6.3'
           - php: '8.1'