diff --git a/Library/Homebrew/download_strategy.rb b/Library/Homebrew/download_strategy.rb
index 166a1b3340469..0cf98d5317e4e 100644
--- a/Library/Homebrew/download_strategy.rb
+++ b/Library/Homebrew/download_strategy.rb
@@ -421,7 +421,7 @@ def _curl_args
 
     args += ["--user", meta.fetch(:user)] if meta.key?(:user)
 
-    args += ["--header", meta.fetch(:header)] if meta.key?(:header)
+    args += [meta[:header], meta[:headers]].flatten.compact.flat_map { |h| ["--header", h.strip] }
 
     args
   end
diff --git a/Library/Homebrew/test/download_strategies_spec.rb b/Library/Homebrew/test/download_strategies_spec.rb
index e8b456d226c07..f24857652eecd 100644
--- a/Library/Homebrew/test/download_strategies_spec.rb
+++ b/Library/Homebrew/test/download_strategies_spec.rb
@@ -241,6 +241,21 @@ def setup_git_repo
         subject.fetch
       end
     end
+
+    context "with headers set" do
+      alias_matcher :a_string_matching, :match
+
+      let(:specs) { { headers: ["foo", "bar"] } }
+
+      it "adds the appropriate curl args" do
+        expect(subject).to receive(:system_command!) { |*, args:, **|
+          expect(args.each_cons(2).to_a).to include(["--header", "foo"])
+          expect(args.each_cons(2).to_a).to include(["--header", "bar"])
+        }
+
+        subject.fetch
+      end
+    end
   end
 
   describe "#cached_location" do