diff --git a/src/eval.c b/src/eval.c
index 89eab3c..31dff05 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -10236,7 +10236,7 @@
     if (channel == NULL)
 	return;
     if (get_job_options(&argvars[1], &opt, JO_CALLBACK + JO_TIMEOUT) == FAIL)
-	return NULL;
+	return;
     channel_set_options(channel, &opt);
 }