diff --git a/packages/addon-ckeditor5-react/package.json b/packages/addon-ckeditor5-react/package.json
index 329f08a32..7813e132e 100644
--- a/packages/addon-ckeditor5-react/package.json
+++ b/packages/addon-ckeditor5-react/package.json
@@ -17,7 +17,7 @@
     "node": ">= 18"
   },
   "peerDependencies": {
-    "@ckeditor/ckeditor5-react": "^6.0.0 || ^7.0.0",
+    "@ckeditor/ckeditor5-react": "^6.0.0 || ^7.0.0 || ^9.0.0",
     "@oakjs/react": "^3.0.0",
     "react": "^18.0.0 || ^19.0.0",
     "react-dom": "^18.0.0 || ^19.0.0"
diff --git a/yarn.lock b/yarn.lock
index 1dfef02b0..93bf983ca 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2974,7 +2974,7 @@ __metadata:
     "@oakjs/ckeditor5-build-custom": "workspace:*"
     "@oakjs/react": "workspace:*"
   peerDependencies:
-    "@ckeditor/ckeditor5-react": ^6.0.0 || ^7.0.0
+    "@ckeditor/ckeditor5-react": ^6.0.0 || ^7.0.0 || ^9.0.0
     "@oakjs/react": ^3.0.0
     react: ^18.0.0 || ^19.0.0
     react-dom: ^18.0.0 || ^19.0.0