diff --git a/src/testdir/test_vim9_cmd.vim b/src/testdir/test_vim9_cmd.vim
index 3d9edee..bacf195 100644
--- a/src/testdir/test_vim9_cmd.vim
+++ b/src/testdir/test_vim9_cmd.vim
@@ -1610,7 +1610,7 @@
         redir > Xfile
       redir END
   END
-  v9.CheckDefFailure(lines, 'E1185:')
+  v9.CheckDefFailure(lines, 'E1092:')
 
   lines =<< trim END
       var text: number