diff --git a/tests/__init__.py b/tests/__init__.py
index ed2c12e3f99e2c2d2959ba04c144552e34bc2415..23ee8ba203922f01ede1382c68270b33077050ed 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -141,4 +141,4 @@ class ERP5_scalability(_ERP5):
 
   # Test duration in seconds
   def getTestDuration(self, test_number):
-    return 60*10
+    return 60*25