diff --git a/lib/modules/meeting/controllers/mind_map_controller.dart b/lib/modules/meeting/controllers/mind_map_controller.dart
index 8fe7b67e6..d30244f29 100644
--- a/lib/modules/meeting/controllers/mind_map_controller.dart
+++ b/lib/modules/meeting/controllers/mind_map_controller.dart
@@ -27,7 +27,7 @@ class MindMapController extends GetxController {
 
 <head>
   <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
   <title>MindMap</title>
   <script>${_meetingDetailsController.markmapLibJs}</script>
   <script>${_meetingDetailsController.d3Js}</script>