diff --git a/erp5/util/testnode/ScalabilityTestRunner.py b/erp5/util/testnode/ScalabilityTestRunner.py
index 46444472c1a4861ce8706fa1613760dfaa434ef6..6f1ff4fe79e4d92b407369c4acd075a3ba073082 100644
--- a/erp5/util/testnode/ScalabilityTestRunner.py
+++ b/erp5/util/testnode/ScalabilityTestRunner.py
@@ -46,10 +46,10 @@ from erp5.util import taskdistribution
 # for dummy slapos answer
 import signal
 
-# max time to instance changing state: 1 hour
-MAX_INSTANCE_TIME = 60*60
+# max time to instance changing state: 2 hour
+MAX_INSTANCE_TIME = 60*60*2
 # max time to register instance to slapOSMaster: 5 minutes
-MAX_CREATION_INSTANCE_TIME = 60*5
+MAX_CREATION_INSTANCE_TIME = 60*10
 
 class ScalabilityTestRunner():
   def __init__(self, testnode):