1 files changed, 1 insertions, 1 deletions
diff --git a/test/t/proc.rb b/test/t/proc.rb
index 42ac3b941..b17b21e8c 100644
--- a/test/t/proc.rb
+++ b/test/t/proc.rb
@@ -157,7 +157,7 @@ assert('&obj call to_proc if defined') do
   def mock(&b)
     b
   end
-  assert_equal pr.object_id, mock(&pr).object_id
+  assert_same pr, mock(&pr)
   assert_equal pr, mock(&pr)
 
   obj = Object.new