diff --git a/web/js/panzoom.js b/web/js/panzoom.js
index 1bb6680772..181ec44667 100644
--- a/web/js/panzoom.js
+++ b/web/js/panzoom.js
@@ -251,6 +251,14 @@ var zmPanZoom = {
         }
       }
     }
+
+    if (this.panZoom[id].getScale().toFixed(1) > 1) {
+      this.panZoom[id].setOptions({handleStartEvent: (event) => {
+        event.preventDefault();
+      }});
+    } else {
+      this.panZoom[id].setOptions({handleStartEvent: (event) => {}});
+    }
   },
 
   click: function(id) {