diff --git a/config/site_settings.yml b/config/site_settings.yml
index 9e0d0a4e3f..2d7546429d 100644
--- a/config/site_settings.yml
+++ b/config/site_settings.yml
@@ -326,7 +326,7 @@ posting:
     default: 15
   enable_private_messages: true
   ninja_edit_window: 300
-  post_edit_time_limit: 525600
+  post_edit_time_limit: 262800
   edit_history_visible_to_public:
     client: true
     default: true