diff --git a/web/app/main2d.js b/web/app/main2d.js
index 083d3bc9..ea777134 100644
--- a/web/app/main2d.js
+++ b/web/app/main2d.js
@@ -267,6 +267,7 @@ TCAD.App2D.prototype.loadSketch = function(sketch, defaultLayer) {
         var c = this.parseConstr(sketch.constraints[i], index);
         this.viewer.parametricManager.system.push(c);
       }
+      this.viewer.parametricManager.notify();
     }
 };
 
diff --git a/web/sketcher.html b/web/sketcher.html
index a6474173..eee4dcd0 100644
--- a/web/sketcher.html
+++ b/web/sketcher.html
@@ -240,6 +240,7 @@
 
       });
       app.viewer.parametricManager.listeners.push(function() {constrList.refresh()});
+      constrList.refresh();
     }
     window.onload = function() {
       setTimeout(start, 0);