diff --git a/spec/requests/stories/pinned_articles_spec.rb b/spec/requests/stories/pinned_articles_spec.rb
index 0d78f25fc..02e57cc73 100644
--- a/spec/requests/stories/pinned_articles_spec.rb
+++ b/spec/requests/stories/pinned_articles_spec.rb
@@ -1,7 +1,7 @@
 require "rails_helper"
 
 RSpec.describe "Stories::PinnedArticlesController", type: :request do
-  let(:headers) { { 'content-type': "application/json" } }
+  let(:headers) { { "content-type": "application/json" } }
   let(:user) { create(:user) }
   let(:admin) { create(:user, :admin) }
   let(:article) { create(:article) }