diff --git a/api/src/org/apache/cloudstack/api/command/user/vpc/RestartVPCCmd.java b/api/src/org/apache/cloudstack/api/command/user/vpc/RestartVPCCmd.java
index bd56c744a2f..714e9e79926 100644
--- a/api/src/org/apache/cloudstack/api/command/user/vpc/RestartVPCCmd.java
+++ b/api/src/org/apache/cloudstack/api/command/user/vpc/RestartVPCCmd.java
@@ -42,7 +42,7 @@ public class RestartVPCCmd extends BaseAsyncCmd{
     //////////////// API parameters /////////////////////
     /////////////////////////////////////////////////////
 
-    @Parameter(name=ApiConstants.ID, type=CommandType.UUID, entityType=VpcResponse.class,
+    @Parameter(name=ApiConstants.ID, type=CommandType.UUID, entityType=VpcResponse.class, required=true,
             description="the id of the VPC")
     private Long id;