diff --git a/test/smoke/src/areas/localization.ts b/test/smoke/src/areas/localization.ts
index b696ff29b8724dc62cf42990af31d29ba3aa7df6..43205d3447c048d8fc694f1594e962f46bd0603a 100644
--- a/test/smoke/src/areas/localization.ts
+++ b/test/smoke/src/areas/localization.ts
@@ -29,7 +29,7 @@ export class Localization {
 		return explorerTitles[0];
 	}
 
-	public openViewlet(type: ViewletType): Promise<any> {
+	public async openViewlet(type: ViewletType): Promise<any> {
 		let command;
 
 		switch (type) {