diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0a13524..63c46c3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,12 +8,12 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-latest ]
-        php: [ '7.4', '8.0', '8.1', '8.2', '8.3' ]
+        php: [ '7.4', '8.0', '8.1', '8.2', '8.3', '8.4' ]
         include:
           - os: macos-latest
-            php: '8.3'
+            php: '8.4'
           - os: windows-latest
-            php: '8.3'
+            php: '8.4'
 
     runs-on: ${{matrix.os}}