diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9286b499b..909e97dd6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,6 +29,7 @@ jobs:
                     - '8.0'
                     - '8.1'
                     - '8.2'
+                    - '8.3'
                 experimental: [false]
 
         steps:
@@ -75,6 +76,7 @@ jobs:
                     - '8.0'
                     - '8.1'
                     - '8.2'
+                    - '8.3'
                 extension:
                     - 'extra/cache-extra'
                     - 'extra/cssinliner-extra'