diff --git a/types/video.js/index.d.ts b/types/video.js/index.d.ts
index 0deb3d5a68..e38787aaa2 100644
--- a/types/video.js/index.d.ts
+++ b/types/video.js/index.d.ts
@@ -4364,7 +4364,7 @@ declare namespace videojs {
 		 *
 		 * @fires Player#fullscreenchange
 		 */
-		requestFullScreen(): Player;
+		requestFullscreen(): Player;
 
 		/**
 		 * Report user activity
diff --git a/types/video.js/video.js-tests.ts b/types/video.js/video.js-tests.ts
index 814aec9edd..7249d1601e 100644
--- a/types/video.js/video.js-tests.ts
+++ b/types/video.js/video.js-tests.ts
@@ -57,7 +57,7 @@ videojs("example_video_1").ready(function() {
 
 	this.height(480);
 
-	this.requestFullScreen();
+	this.requestFullscreen();
 
 	testEvents(this);