diff --git a/morss/morss.py b/morss/morss.py
index a75d8dc..77d80e7 100644
--- a/morss/morss.py
+++ b/morss/morss.py
@@ -59,7 +59,7 @@ def log(txt):
 
         else:
             # when using internal server or cli
-            print(repr(txt))
+            print(repr(txt), file=sys.stderr)
 
 
 def len_html(txt):