diff --git a/rhodecode/integrations/types/slack.py b/rhodecode/integrations/types/slack.py
--- a/rhodecode/integrations/types/slack.py
+++ b/rhodecode/integrations/types/slack.py
@@ -146,7 +146,7 @@ class SlackIntegrationType(IntegrationTy
             widget='checkbox_list',
             choices=sorted([e.name for e in cls.valid_events]),
             description="Events activated for this integration",
-            default=[e.name for e in cls.valid_events],
+            # default=[e.name for e in cls.valid_events],
             name='events'
         ))
         return schema