diff --git a/Library/Homebrew/test/search_spec.rb b/Library/Homebrew/test/search_spec.rb
index 11f5d2c9dc7a53..caaf34b652ffd1 100644
--- a/Library/Homebrew/test/search_spec.rb
+++ b/Library/Homebrew/test/search_spec.rb
@@ -63,11 +63,11 @@
     let(:args) { instance_double("args") }
 
     context "with api" do
-      def api_formulae
+      let(:api_formulae) do
         { "testball" => { "desc" => "Some test" } }
       end
 
-      def api_casks
+      let(:api_casks) do
         { "testball" => { "desc" => "Some test", "name" => ["Test Ball"] } }
       end