diff --git a/README.md b/README.md
index 397855b..06bdc5e 100644
--- a/README.md
+++ b/README.md
@@ -348,7 +348,7 @@ module IosNotifier
       config.key_id = Rails.application.credentials.dig(:ios, :key_id)
       config.team_id = Rails.application.credentials.dig(:ios, :team_id)
       config.apns_key = Rails.application.credentials.dig(:ios, :apns_key)
-      config.if = ->(recipient) { recipient.ios_notifications? }
+      config.if = -> { recipient.ios_notifications? }
     end
   end
 end