1 files changed, 5 insertions, 3 deletions
diff --git a/spec/lib/gitlab/rack_timeout_observer_spec.rb b/spec/lib/gitlab/rack_timeout_observer_spec.rb
index 5191b4f7db7..3dc1a8b68fb 100644
--- a/spec/lib/gitlab/rack_timeout_observer_spec.rb
+++ b/spec/lib/gitlab/rack_timeout_observer_spec.rb
@@ -3,10 +3,12 @@
 require 'spec_helper'
 
 describe Gitlab::RackTimeoutObserver do
+  let(:counter) { Gitlab::Metrics::NullMetric.instance }
+
   before do
     allow(Gitlab::Metrics).to receive(:counter)
       .with(any_args)
-      .and_return(Gitlab::Metrics::NullMetric.instance)
+      .and_return(counter)
   end
 
   describe '#callback' do
@@ -24,7 +26,7 @@ describe Gitlab::RackTimeoutObserver do
       subject { described_class.new }
 
       it 'increments timeout counter' do
-        expect(subject.counter)
+        expect(counter)
           .to receive(:increment)
           .with({ controller: 'foo', action: 'bar', route: nil, state: :timed_out })
 
@@ -45,7 +47,7 @@ describe Gitlab::RackTimeoutObserver do
 
       it 'increments timeout counter' do
         allow(endpoint).to receive_message_chain('route.pattern.origin') { 'foobar' }
-        expect(subject.counter)
+        expect(counter)
           .to receive(:increment)
           .with({ controller: nil, action: nil, route: 'foobar', state: :expired })