diff --git a/cookbooks/fb_timers/resources/setup.rb b/cookbooks/fb_timers/resources/setup.rb
index 2c318a97..2720325e 100644
--- a/cookbooks/fb_timers/resources/setup.rb
+++ b/cookbooks/fb_timers/resources/setup.rb
@@ -78,8 +78,8 @@
     # and to deprecate the API parameter once done
     # Check it's not already disabled elsewhere
     if conf['requires_enable'] == true
-      # Work down shard - set false for any box in shard 89-99 (10%)
-      conf['requires_enable'] = node.in_shard?(89)
+      # Work down shard - set false for any box in shard 74-99 (25%)
+      conf['requires_enable'] = node.in_shard?(74)
     end
 
     node.default['fb_timers']['jobs'][name] = conf