diff --git a/mtprotoproxy.py b/mtprotoproxy.py
index 851134e..e5916f2 100755
--- a/mtprotoproxy.py
+++ b/mtprotoproxy.py
@@ -1756,7 +1756,7 @@ def print_tg_info():
         print_default_warning = True
 
     if print_default_warning:
-        print("Warning: one or more default settings detected")
+        print_err("Warning: one or more default settings detected")
 
 
 def setup_files_limit():