diff --git a/tests/spec/setup_association_spec.rb b/tests/spec/setup_association_spec.rb
index 644ddc3..93870da 100644
--- a/tests/spec/setup_association_spec.rb
+++ b/tests/spec/setup_association_spec.rb
@@ -11,7 +11,7 @@ module Impressionist
       # expects attr_accessible to return true
       # and pass 12 arguments
       mock.
-        expect(:attr_accessible, true) do |args|
+        expect(:attr_accessible, true) do |*args|
           args.size == 12
         end