diff --git a/contrib/scalar/scalar.c b/contrib/scalar/scalar.c
index 92b648f351..8ef8dd5504 100644
--- a/contrib/scalar/scalar.c
+++ b/contrib/scalar/scalar.c
@@ -223,10 +223,10 @@ static int unregister_dir(void)
 {
 	int res = 0;
 
-	if (toggle_maintenance(0) < 0)
+	if (toggle_maintenance(0))
 		res = -1;
 
-	if (add_or_remove_enlistment(0) < 0)
+	if (add_or_remove_enlistment(0))
 		res = -1;
 
 	return res;