diff --git a/src/abstractions/platformUtils.service.ts b/src/abstractions/platformUtils.service.ts
index 633a5cc1d4..c1da1e8cc4 100644
--- a/src/abstractions/platformUtils.service.ts
+++ b/src/abstractions/platformUtils.service.ts
@@ -7,6 +7,7 @@ export interface PlatformUtilsService {
     isChrome(): boolean;
     isEdge(): boolean;
     isOpera(): boolean;
+    isVivaldi(): boolean;
     isSafari(): boolean;
     analyticsId(): string;
     getDomain(uriString: string): string;