diff --git a/ponyracer/README.md b/ponyracer/README.md
index 58ff599..e60fe24 100644
--- a/ponyracer/README.md
+++ b/ponyracer/README.md
@@ -1,6 +1,6 @@
 # Ponyracer
 
-This project was generated using [Angular CLI](https://github.com/angular/angular-cli) version 20.0.0-rc.3.
+This project was generated using [Angular CLI](https://github.com/angular/angular-cli) version 20.0.0-rc.4.
 
 ## Development server
 
diff --git a/ponyracer/package.json b/ponyracer/package.json
index a6c59c3..5944ba7 100644
--- a/ponyracer/package.json
+++ b/ponyracer/package.json
@@ -21,8 +21,8 @@
     "zone.js": "~0.15.0"
   },
   "devDependencies": {
-    "@angular/build": "^20.0.0-rc.3",
-    "@angular/cli": "^20.0.0-rc.3",
+    "@angular/build": "^20.0.0-rc.4",
+    "@angular/cli": "^20.0.0-rc.4",
     "@angular/compiler-cli": "^20.0.0-next.0",
     "@types/jasmine": "~5.1.0",
     "jasmine-core": "~5.7.0",