diff --git a/src/main/angular/src/app/pages/property/list/property-list.component.ts b/src/main/angular/src/app/pages/property/list/property-list.component.ts
index d030053..17d0e22 100644
--- a/src/main/angular/src/app/pages/property/list/property-list.component.ts
+++ b/src/main/angular/src/app/pages/property/list/property-list.component.ts
@@ -54,8 +54,11 @@ export class PropertyListComponent implements OnInit {
   }
 
   private updateProperty(property: Property, existing: boolean): void {
-    this.updateProperty2(this.booleans, property, existing);
-    this.updateProperty2(this.shutters, property, existing);
+    if (property.type === PropertyType.BOOLEAN) {
+      this.updateProperty2(this.booleans, property, existing);
+    } else if (property.type === PropertyType.SHUTTER) {
+      this.updateProperty2(this.shutters, property, existing);
+    }
   }
 
   private updateProperty2(properties: Property[], property: Property, existing: boolean) {