diff --git a/Library/Homebrew/test/download_strategies_spec.rb b/Library/Homebrew/test/download_strategies_spec.rb
index 0d8cc669be..f24857652e 100644
--- a/Library/Homebrew/test/download_strategies_spec.rb
+++ b/Library/Homebrew/test/download_strategies_spec.rb
@@ -245,7 +245,7 @@ describe CurlDownloadStrategy do
     context "with headers set" do
       alias_matcher :a_string_matching, :match
 
-      let(:specs) { { headers: ["foo", "bar"]} }
+      let(:specs) { { headers: ["foo", "bar"] } }
 
       it "adds the appropriate curl args" do
         expect(subject).to receive(:system_command!) { |*, args:, **|