diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 1f6f657ebd3..9d30fd9a600 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -66,6 +66,8 @@
   end
 
   config.define_derived_metadata do |meta|
-    meta[:aggregate_failures] = true
+    unless meta.key?(:aggregate_failures)
+      meta[:aggregate_failures] = true
+    end
   end
 end