diff --git a/tests/neg/i19958.scala b/tests/neg/i19958.scala
index eba89d969b63..abdb276ce133 100644
--- a/tests/neg/i19958.scala
+++ b/tests/neg/i19958.scala
@@ -3,6 +3,7 @@ val b = new Object().unit // error
 abstract class C:
   def wait: Unit
   def wait(x: Int): Unit
+  def wait(x: String): Unit
   def blit: Unit
   def blit(x: Int): Unit