diff --git a/archiva-modules/archiva-web/archiva-web-common/src/test/java/org/apache/archiva/web/rss/SecuritySystemStub.java b/archiva-modules/archiva-web/archiva-web-common/src/test/java/org/apache/archiva/web/rss/SecuritySystemStub.java
index efde84811..8b8d58ee7 100644
--- a/archiva-modules/archiva-web/archiva-web-common/src/test/java/org/apache/archiva/web/rss/SecuritySystemStub.java
+++ b/archiva-modules/archiva-web/archiva-web-common/src/test/java/org/apache/archiva/web/rss/SecuritySystemStub.java
@@ -537,23 +537,11 @@ public class SecuritySystemStub
                 return null;  //To change body of implemented methods use File | Settings | File Templates.
             }
 
-            public User findUser( Object principal )
-                throws UserNotFoundException
-            {
-                return null;  //To change body of implemented methods use File | Settings | File Templates.
-            }
-
-            public boolean userExists( Object principal )
+            public boolean userExists( String principal )
             {
                 return false;  //To change body of implemented methods use File | Settings | File Templates.
             }
 
-            public void deleteUser( Object principal )
-                throws UserNotFoundException
-            {
-                //To change body of implemented methods use File | Settings | File Templates.
-            }
-
             public void deleteUser( String username )
                 throws UserNotFoundException
             {