diff --git a/demo/client/html/mesh-debugger.html.hbs b/demo/client/html/mesh-debugger.html.hbs
index 5fdb40d1..7e21cc4a 100644
--- a/demo/client/html/mesh-debugger.html.hbs
+++ b/demo/client/html/mesh-debugger.html.hbs
@@ -8,7 +8,7 @@
     </head>
     <body class="pf-unscrollable">
         {{>partials/navbar.html isTool=true}}
-        <canvas id="pf-canvas" width="400" height="300"></canvas>
+        <canvas id="pf-canvas" class="pf-draggable" width="400" height="300"></canvas>
         <svg id="pf-svg" xmlns="http://www.w3.org/2000/svg" width="400" height="300"></svg>
         <div class="fixed-bottom mb-3 d-flex justify-content-end align-items-end pf-pointer-events-none">
             <div id="pf-toolbar">
