diff --git a/include/chat/flags.h b/include/chat/flags.h
index 401d36b..f22f01d 100644
--- a/include/chat/flags.h
+++ b/include/chat/flags.h
@@ -37,6 +37,7 @@ extern "C" {
 #define WHY2_CHAT_CODE_PICK_USERNAME "code_001"
 #define WHY2_CHAT_CODE_SERVER_SIDE_QUIT_COMMUNICATION "code_002"
 #define WHY2_CHAT_CODE_INVALID_USERNAME "code_003"
+#define WHY2_CHAT_CODE_LIST_SERVER "code_004" //SAME AS WHY2_CHAT_CODE_LIST BUT BACK TO THE CLIENT
 
 //(SERVER -> CLIENT) CODES
 #define WHY2_CHAT_CODE_EXIT "code_999"