diff --git a/src/testdir/test_vim9_fails.vim b/src/testdir/test_vim9_fails.vim
index 216ef0b..5c3cab5 100644
--- a/src/testdir/test_vim9_fails.vim
+++ b/src/testdir/test_vim9_fails.vim
@@ -1,8 +1,12 @@
 " Test for Vim9 script with failures, causing memory leaks to be reported.
 " The leaks happen after a fork() and can be ignored.
 
+source check.vim
+
 def Test_assignment()
-  if has('channel')
+  if !has('channel')
+    CheckFeature channel
+  else
     var chan1: channel
     var job1: job
     var job2: job = job_start('willfail')