diff --git a/test/fixtures/poro.rb b/test/fixtures/poro.rb
index 10b4bd57..8fca91d6 100644
--- a/test/fixtures/poro.rb
+++ b/test/fixtures/poro.rb
@@ -214,6 +214,6 @@ end
 
 RaiseErrorSerializer = Class.new(ActiveModel::Serializer) do
   def json_key
-    raise StandardError, 'OOPS'
+    raise StandardError, 'Intentional error for rescue_from test'
   end
 end