1 files changed, 1 insertions, 1 deletions
diff --git a/do.py b/do.py
index 9b02cee..71639a4 100755
--- a/do.py
+++ b/do.py
@@ -55,7 +55,7 @@ def shorten_mail(str):
             last_arrow = True
             continue
         out += [line]
-    outstr += '\n'.join(out)
+    return '\n'.join(out)
 
 
 def texify_filename(str):