diff --git a/build/phaser.d.ts b/build/phaser.d.ts
index 425c820c..e534f5d3 100644
--- a/build/phaser.d.ts
+++ b/build/phaser.d.ts
@@ -891,7 +891,7 @@ declare module Phaser {
         forcePortrait: boolean;
         incorrectOrientation: boolean;
         pageAlignHorizontally: boolean;
-        pageAlignVeritcally: boolean;
+        pageAlignVertically: boolean;
         minWidth: number;
         maxWidth: number;
         minHeight: number;