1 files changed, 1 insertions, 1 deletions
diff --git a/lib/pp.rb b/lib/pp.rb
index 3647297cfb..2279c984eb 100644
--- a/lib/pp.rb
+++ b/lib/pp.rb
@@ -522,7 +522,7 @@ if __FILE__ == $0
       a = PrettyPrintInspect.new(1)
       assert_equal("<pretty_print:1>", a.inspect)
       a = PrettyPrintInspectWithoutPrettyPrint.new
-      assert_raises(RuntimeError) { a.inspect }
+      assert_raise(RuntimeError) { a.inspect }
     end
 
     def test_proc