diff --git a/mvwrap/mvwrap b/mvwrap/mvwrap
index 34bd774..84231e0 100755
--- a/mvwrap/mvwrap
+++ b/mvwrap/mvwrap
@@ -155,7 +155,7 @@ sub run_checks {
 }
 
 # returns 0 if all entries in @target_list are unique. 1 if not.
-sub check_unique (@target_list){
+sub check_unique (@){
 	my @uniqu;
 	my @target_list = @_;
 	my %seen = ();