diff --git a/sentry-rails/lib/sentry/rails/tracing/active_support_subscriber.rb b/sentry-rails/lib/sentry/rails/tracing/active_support_subscriber.rb
index 961fcc3a3..e19c22245 100644
--- a/sentry-rails/lib/sentry/rails/tracing/active_support_subscriber.rb
+++ b/sentry-rails/lib/sentry/rails/tracing/active_support_subscriber.rb
@@ -26,7 +26,7 @@ class ActiveSupportSubscriber < AbstractSubscriber
 
         EVENT_NAMES = READ_EVENT_NAMES + WRITE_EVENT_NAMES + REMOVE_EVENT_NAMES + FLUSH_EVENT_NAMES
 
-        SPAN_ORIGIN = "auto.cache.rails".freeze
+        SPAN_ORIGIN = "auto.cache.rails"
 
         def self.subscribe!
           subscribe_to_event(EVENT_NAMES) do |event_name, duration, payload|