diff --git a/pykat/testing/web_server.py b/pykat/testing/web_server.py
index 7ef84d98a2a7afc2d72425ccd6a666b8c3c6fbae..1fea8afa8bff7b2d55f75c250070b0d30596412c 100644
--- a/pykat/testing/web_server.py
+++ b/pykat/testing/web_server.py
@@ -3,7 +3,7 @@ import sys
 from flask import Flask
 from optparse import OptionParser
 
-def start(instance_path,port=5000, debug=True, ip="0.0.0.0", git_bin="/usr/bin/git"):
+def start(instance_path,port=5000, debug=False, ip="0.0.0.0", git_bin="/usr/bin/git"):
         
     os.environ["GIT_BIN"] = git_bin
     # we import this now so that we can set the GIT_BIN env var