diff --git a/securitycenter/composer.json b/securitycenter/composer.json
index 39d7bf0dd..bc11d987b 100644
--- a/securitycenter/composer.json
+++ b/securitycenter/composer.json
@@ -1,6 +1,6 @@
 {
     "require": {
-        "google/cloud-security-center": "^1.21",
+        "google/cloud-security-center": "^2.0",
         "google/cloud-pubsub": "^2.0.0"
     }
 }