diff --git a/.github/workflows/matrix.json b/.github/workflows/matrix.json
index 2e4e771..f02c8ca 100644
--- a/.github/workflows/matrix.json
+++ b/.github/workflows/matrix.json
@@ -2,6 +2,8 @@
   "include": [
     { "ruby": "3.0" },
     { "ruby": "3.1" },
-    { "ruby": "3.2" }
+    { "ruby": "3.2" },
+    { "ruby": "3.3" },
+    { "ruby": "3.4" }
   ]
 }