diff --git a/web/app/sketcher/components/SketchObjectExplorer.jsx b/web/app/sketcher/components/SketchObjectExplorer.jsx
index e206a298..ba3c335f 100644
--- a/web/app/sketcher/components/SketchObjectExplorer.jsx
+++ b/web/app/sketcher/components/SketchObjectExplorer.jsx
@@ -71,7 +71,7 @@ export function SketchObjectExplorer() {
         <span className={ls.objectIcon}><ObjectIcon object={o}/></span>
         {getObjectRole(o)}
         <span onClick={e => tweakSelection(o, e.shiftKey)}
-              className={cx(ls.objectTag, o.marked && ls.selected)}>{o.simpleClassName} <span>{o.id}</span> </span>
+              className={cx(ls.objectTag, o.marked && ls.selected)}>{o.simpleClassName}&nbsp;<span>{o.id}</span> </span>
         <span className={ls.menuButton}>...</span>
       </div>)}
     </div>
diff --git a/web/app/sketcher/io.ts b/web/app/sketcher/io.ts
index 918c8087..7d451300 100644
--- a/web/app/sketcher/io.ts
+++ b/web/app/sketcher/io.ts
@@ -137,20 +137,22 @@ export class IO {
         }
       }
 
+      const index = this.viewer.createIndex();
+
       for (let obj of sketch.dimensions) {
         try {
           let type = obj.type;
           let skobj = null;
           if (type === HDimension.prototype.TYPE) {
-            skobj = LinearDimension.load(HDimension, obj.id, obj.data);
+            skobj = LinearDimension.load(HDimension, obj.id, obj.data, index);
           } else if (type === VDimension.prototype.TYPE) {
-            skobj = LinearDimension.load(VDimension, obj.id, obj.data);
+            skobj = LinearDimension.load(VDimension, obj.id, obj.data, index);
           } else if (type === LinearDimension.prototype.TYPE) {
-            skobj = LinearDimension.load(LinearDimension, obj.id, obj.data);
+            skobj = LinearDimension.load(LinearDimension, obj.id, obj.data, index);
           } else if (type === DiameterDimension.prototype.TYPE) {
-            skobj = DiameterDimension.load(obj.id, obj.data);
+            skobj = DiameterDimension.load(obj.id, obj.data, index);
           } else if (type === AngleBetweenDimension.prototype.TYPE) {
-            skobj = AngleBetweenDimension.load(obj.id, obj.data);
+            skobj = AngleBetweenDimension.load(obj.id, obj.data, index);
           }
           if (skobj !== null) {
             this.viewer.dimLayer.add(skobj);
@@ -162,9 +164,6 @@ export class IO {
         }
       }
 
-
-      const index = this.viewer.createIndex();
-
       for (let i = 0; i < sketch.stages.length; i++) {
         let dataStage = sketch.stages[i];
         let stage = getStage(i);
diff --git a/web/app/sketcher/shapes/dim.d.ts b/web/app/sketcher/shapes/dim.d.ts
deleted file mode 100644
index 00b679af..00000000
--- a/web/app/sketcher/shapes/dim.d.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-import {SketchObject} from "./sketch-object";
-
-export interface Dimension extends SketchObject {
-
-}
diff --git a/web/app/sketcher/shapes/dim.js b/web/app/sketcher/shapes/dim.js
index 954a9981..8839488d 100644
--- a/web/app/sketcher/shapes/dim.js
+++ b/web/app/sketcher/shapes/dim.js
@@ -412,7 +412,7 @@ export class DiameterDimension extends Dimension {
     }
   }
 
-  static load(constr, id, data, index) {
+  static load(id, data, index) {
     const dim = new DiameterDimension(
       index[data.obj],
       id
@@ -713,7 +713,7 @@ export class AngleBetweenDimension extends Dimension {
     }
   }
 
-  static load(constr, id, data, index) {
+  static load(id, data, index) {
     const dim = new AngleBetweenDimension(
       index[data.a],
       index[data.b],