diff --git a/src/ts/@overflow/sensor/react/components/SensorList.tsx b/src/ts/@overflow/sensor/react/components/SensorList.tsx
index 795b88d..e70eee7 100644
--- a/src/ts/@overflow/sensor/react/components/SensorList.tsx
+++ b/src/ts/@overflow/sensor/react/components/SensorList.tsx
@@ -82,7 +82,7 @@ export class SensorList extends React.Component<SensorListProps, SensorListState
     console.log(event);
   }
   public handleAddSensor(): void {
-    this.props.onAddSensor(this.props.infraId ? this.props.infraId : '');
+    this.props.onAddSensor(this.props.infraId ? String(this.props.infraId) : '');
   }
 
   public render(): JSX.Element {