diff --git a/src/app/working-area/working-area.component.ts b/src/app/working-area/working-area.component.ts
index 37f98d6..7c2db23 100644
--- a/src/app/working-area/working-area.component.ts
+++ b/src/app/working-area/working-area.component.ts
@@ -1274,6 +1274,7 @@ export class WorkingAreaComponent extends EventEmitter implements OnInit, AfterV
       this.emit('createIcon', axLegend);
     } else {
       const axLegend = new AxLegend(data, this, shapeMap);
+      axLegend.assetData.PropertyInfos[0].PropertyType = Number(axLegend.assetData.PropertyInfos[0].PropertyType);
       axLegend.assetData.PropertyInfos[0].PropertyValue = String(axLegend.assetData.PropertyInfos[0].PropertyValue);
     }
   }