diff --git a/types.d.ts b/types.d.ts
index ec3250d..ef054c8 100644
--- a/types.d.ts
+++ b/types.d.ts
@@ -23,7 +23,7 @@ export interface Options {
 }
 
 export class PageHit {
-  constructor(pageName: string);
+  constructor(screenName: string, screenTitle?: string);
 }
 
 export class ScreenHit {