diff --git a/packages/@aws-cdk/aws-location-alpha/lib/geofence-collection.ts b/packages/@aws-cdk/aws-location-alpha/lib/geofence-collection.ts
index 10931a6389485..ffad8c207dd0d 100644
--- a/packages/@aws-cdk/aws-location-alpha/lib/geofence-collection.ts
+++ b/packages/@aws-cdk/aws-location-alpha/lib/geofence-collection.ts
@@ -139,7 +139,7 @@ export class GeofenceCollection extends GeofenceCollectionBase {
 
   constructor(scope: Construct, id: string, props: GeofenceCollectionProps = {}) {
 
-    if (props.description !== undefined && !Token.isUnresolved(props.description) && props.description.length > 1000) {
+    if (props.description && !Token.isUnresolved(props.description) && props.description.length > 1000) {
       throw new Error(`\`description\` must be between 0 and 1000 characters. Received: ${props.description.length} characters`);
     }