diff --git a/types/physijs/index.d.ts b/types/physijs/index.d.ts
index 79698c4697..6c28bb1048 100644
--- a/types/physijs/index.d.ts
+++ b/types/physijs/index.d.ts
@@ -2,6 +2,7 @@
 // Project: http://chandlerprall.github.io/Physijs/
 // Definitions by: Satoru Kimura <https://github.com/gyohk>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.8
 
 /// <reference types="three" />
 
diff --git a/types/three/index.d.ts b/types/three/index.d.ts
index a392532e95..5d37b7893b 100644
--- a/types/three/index.d.ts
+++ b/types/three/index.d.ts
@@ -22,6 +22,7 @@
 //                 Methuselah96 <https://github.com/Methuselah96>
 //                 Dilip Ramirez <https://github.com/Dukuo>
 // Definitions: https://github.com//DefinitelyTyped
+// TypeScript Version: 2.8
 
 export * from "./three-core";
 
diff --git a/types/three/three-vrcontrols.d.ts b/types/three/three-vrcontrols.d.ts
index a70839994d..22d9974338 100644
--- a/types/three/three-vrcontrols.d.ts
+++ b/types/three/three-vrcontrols.d.ts
@@ -1,5 +1,3 @@
-/// <reference types="webvr-api" />
-
 import { Camera } from "./three-core";
 
 export class VRControls {
diff --git a/types/three/three-vreffect.d.ts b/types/three/three-vreffect.d.ts
index e34a24a3ae..b0f22ed91c 100644
--- a/types/three/three-vreffect.d.ts
+++ b/types/three/three-vreffect.d.ts
@@ -1,5 +1,3 @@
-/// <reference types="webvr-api" />
-
 import { Camera, Matrix4, Renderer, Scene } from "./three-core";
 
 export class VREffect {
@@ -32,4 +30,4 @@ export interface VRFov {
 export interface VREffectOffset {
     scale: number;
     offset: number;
-}
\ No newline at end of file
+}