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-rw-r--r--lib/gitlab/metrics/subscribers/action_view.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/gitlab/metrics/subscribers/action_view.rb b/lib/gitlab/metrics/subscribers/action_view.rb
index 2e9dd4645e3..d435a33e9c7 100644
--- a/lib/gitlab/metrics/subscribers/action_view.rb
+++ b/lib/gitlab/metrics/subscribers/action_view.rb
@@ -5,7 +5,7 @@ module Gitlab
class ActionView < ActiveSupport::Subscriber
attach_to :action_view
- SERIES = 'views'
+ SERIES = 'views'.freeze
def render_template(event)
track(event) if current_transaction