diff --git a/test/helpers_test.rb b/test/helpers_test.rb
index 392d8e54..2eaf9960 100644
--- a/test/helpers_test.rb
+++ b/test/helpers_test.rb
@@ -531,7 +531,10 @@ class HelpersTest < Test::Unit::TestCase
         end
       end
 
-      get '/'
+      # Silence warnings since Rack::Session::Cookie complains about the non-present session secret
+      silence_warnings do
+        get '/'
+      end
       assert_body 'ok'
     end