diff --git a/base/services/wkssvc/rpcserver.c b/base/services/wkssvc/rpcserver.c
index b74f3bc8fba..a8a5abc2312 100644
--- a/base/services/wkssvc/rpcserver.c
+++ b/base/services/wkssvc/rpcserver.c
@@ -845,6 +845,7 @@ NetrWkstaUserGetInfo(
 
         default:
             ERR("\n");
+            dwResult = ERROR_INVALID_LEVEL;
             break;
     }