diff --git a/demo/package.json b/demo/package.json
index 3227b2d..ed97f8e 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -27,7 +27,7 @@
   "private": true,
   "dependencies": {
     "@angular/animations": "^7.2.0",
-    "@angular/cdk": "^7.2.1",
+    "@angular/cdk": "^9.2.1",
     "@angular/common": "^7.2.0",
     "@angular/compiler": "^7.2.0",
     "@angular/core": "^7.2.0",