diff --git a/src/olcs/VectorSynchronizer.ts b/src/olcs/VectorSynchronizer.ts
index 3844e939a..2a6310780 100644
--- a/src/olcs/VectorSynchronizer.ts
+++ b/src/olcs/VectorSynchronizer.ts
@@ -159,7 +159,7 @@ export default class VectorSynchronizer extends olcsAbstractSynchronizer<VectorL
     }));
 
     olListenKeys.push(source.on('changefeature', (e: VectorSourceEvent) => {
-      const feature = e.feature
+      const feature = e.feature;
       console.assert(feature);
       const skip = feature.get('olcs_skip');
       if (skip) {