diff --git a/api/src/com/cloud/api/Implementation.java b/api/src/com/cloud/api/Implementation.java
index 9e12bb79643..c52e6512876 100644
--- a/api/src/com/cloud/api/Implementation.java
+++ b/api/src/com/cloud/api/Implementation.java
@@ -18,10 +18,12 @@ import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
+import com.cloud.api.response.BaseResponse;
+
 @Retention(RetentionPolicy.RUNTIME)
 @Target({ TYPE })
 public @interface Implementation {
-    Class<?> responseObject();
+    Class<? extends BaseResponse> responseObject();
 
     String description() default "";
 
diff --git a/api/src/com/cloud/api/commands/UpdateStorageNetworkIpRangeCmd.java b/api/src/com/cloud/api/commands/UpdateStorageNetworkIpRangeCmd.java
index 47bc126bbe2..d70298236f6 100755
--- a/api/src/com/cloud/api/commands/UpdateStorageNetworkIpRangeCmd.java
+++ b/api/src/com/cloud/api/commands/UpdateStorageNetworkIpRangeCmd.java
@@ -12,25 +12,26 @@
 // Automatically generated by addcopyright.py at 04/03/2012
 package com.cloud.api.commands;
 
-import org.apache.log4j.Logger;
+import org.apache.log4j.Logger;
+
+import com.cloud.api.ApiConstants;
+import com.cloud.api.BaseAsyncCmd;
+import com.cloud.api.BaseCmd;
+import com.cloud.api.IdentityMapper;
+import com.cloud.api.Implementation;
+import com.cloud.api.Parameter;
+import com.cloud.api.ServerApiException;
+import com.cloud.api.response.StorageNetworkIpRangeResponse;
+import com.cloud.dc.StorageNetworkIpRange;
+import com.cloud.event.EventTypes;
+import com.cloud.exception.ConcurrentOperationException;
+import com.cloud.exception.InsufficientCapacityException;
+import com.cloud.exception.ResourceAllocationException;
+import com.cloud.exception.ResourceUnavailableException;
+import com.cloud.user.Account;
 
-import com.cloud.api.ApiConstants;
-import com.cloud.api.BaseAsyncCmd;
-import com.cloud.api.BaseCmd;
-import com.cloud.api.IdentityMapper;
-import com.cloud.api.Implementation;
-import com.cloud.api.Parameter;
-import com.cloud.api.ServerApiException;
-import com.cloud.api.response.StorageNetworkIpRangeResponse;
-import com.cloud.dc.StorageNetworkIpRange;
-import com.cloud.event.EventTypes;
-import com.cloud.exception.ConcurrentOperationException;
-import com.cloud.exception.InsufficientCapacityException;
-import com.cloud.exception.ResourceAllocationException;
-import com.cloud.exception.ResourceUnavailableException;
-import com.cloud.user.Account;
-
-@Implementation(description="Update a Storage network IP range, only allowed when no IPs in this range have been allocated.", responseObject=UpdateStorageNetworkIpRangeCmd.class, since="3.0.0")
+@Implementation(description="Update a Storage network IP range, only allowed when no IPs in this range have been allocated.",
+responseObject=StorageNetworkIpRangeResponse.class, since="3.0.0")
 public class UpdateStorageNetworkIpRangeCmd extends BaseAsyncCmd {
 	public static final Logger s_logger = Logger.getLogger(UpdateStorageNetworkIpRangeCmd.class);
 	private static final String s_name = "updatestoragenetworkiprangeresponse";