diff --git a/src/proxy.c b/src/proxy.c
index 8ac62c4..b05075e 100644
--- a/src/proxy.c
+++ b/src/proxy.c
@@ -552,6 +552,7 @@ for(;;){
 
 #endif
 
+ if(param->srv->needuser > 1 && !param->username) {RETURN(4);}
  if((res = (*param->srv->authfunc)(param))) {RETURN(res);}
 
  if(ftp && param->redirtype != R_HTTP){