diff --git a/web/skins/classic/views/js/montage.js b/web/skins/classic/views/js/montage.js
index 1a3c901d4..a1260effc 100644
--- a/web/skins/classic/views/js/montage.js
+++ b/web/skins/classic/views/js/montage.js
@@ -271,7 +271,9 @@ function reloadWebSite(ndx) {
 }
 
 function takeSnapshot() {
-  monitor_ids = monitorData.map( monitor=> { return 'monitor_ids[]='+monitor.id; });
+  monitor_ids = monitorData.map((monitor)=>{
+    return 'monitor_ids[]='+monitor.id;
+  });
   window.location = '?view=snapshot&action=create&'+monitor_ids.join('&');
 }