diff --git a/test/ruby/test_proc.rb b/test/ruby/test_proc.rb
index 6914089b9d..e13bf59598 100644
--- a/test/ruby/test_proc.rb
+++ b/test/ruby/test_proc.rb
@@ -432,7 +432,7 @@ class TestProc < Test::Unit::TestCase
     assert_equal(:noreason, exc.reason)
   end
 
-  def test_binding2
+  def test_curry_binding
     assert_raise(ArgumentError) { proc {}.curry.binding }
   end