diff --git a/application/controllers/Gridmap.php b/application/controllers/Gridmap.php
index b12df12d1..30df7a4e1 100644
--- a/application/controllers/Gridmap.php
+++ b/application/controllers/Gridmap.php
@@ -44,7 +44,7 @@ class Gridmap extends CI_Controller {
         $footerData = [];
 		$footerData['scripts'] = [
 			'assets/js/leaflet/geocoding.js',
-			'assets/js/sections/gridmap.js?',
+			'assets/js/sections/gridmap.js',
 			'assets/js/leaflet/L.MaidenheadColouredGridMap.js',
 			'assets/js/sections/itumap_geojson.js',
 			'assets/js/sections/cqmap_geojson.js',