diff --git a/build/update-version.pl b/build/update-version.pl
index 62c41b0d..7235f9fd 100755
--- a/build/update-version.pl
+++ b/build/update-version.pl
@@ -1,4 +1,4 @@
-#!perl
+#!/usr/bin/perl
 
 use warnings;
 use strict;