diff --git a/roles/distgit/files/dist-git-upload.cgi b/roles/distgit/files/dist-git-upload.cgi
index 4f62353642..d23828aaa9 100644
--- a/roles/distgit/files/dist-git-upload.cgi
+++ b/roles/distgit/files/dist-git-upload.cgi
@@ -241,4 +241,6 @@ if __name__ == '__main__':
         main()
 
     except Exception as e:
+        import traceback
+        print >> sys.stderr, '%s' % traceback.format_exc()
         send_error(str(e))