diff --git a/packages/browser-sync-client/lib/types.ts b/packages/browser-sync-client/lib/types.ts
index a498c070..7f6419a6 100644
--- a/packages/browser-sync-client/lib/types.ts
+++ b/packages/browser-sync-client/lib/types.ts
@@ -20,7 +20,7 @@ export interface InitOptions {
     codeSync: boolean;
     watchEvents: string[];
     browser: string;
-    notify: boolean;
+    notify: boolean | { styles: {[index: string]: string} | string[]};
     open: boolean;
     reloadDelay: number;
     minify: boolean;