diff --git a/examples/jsm/loaders/MTLLoader.d.ts b/examples/jsm/loaders/MTLLoader.d.ts
index 38ca939dca2584..ce4305b1a28ab8 100644
--- a/examples/jsm/loaders/MTLLoader.d.ts
+++ b/examples/jsm/loaders/MTLLoader.d.ts
@@ -87,7 +87,7 @@ export namespace MTLLoader {
 		wrap : Wrapping;
 		crossOrigin : string;
 
-		setCrossOrigin( value: string ) : void;
+		setCrossOrigin( value: string ) : this;
 		setManager( value: LoadingManager ) : void;
 		setMaterials( materialsInfo: {[key: string]: MaterialInfo} ) : void;
 		convert( materialsInfo: {[key: string]: MaterialInfo} ) : {[key: string]: MaterialInfo};
diff --git a/src/textures/Texture.d.ts b/src/textures/Texture.d.ts
index 27ff55e09fc487..7dab7b82d85980 100644
--- a/src/textures/Texture.d.ts
+++ b/src/textures/Texture.d.ts
@@ -62,6 +62,6 @@ export class Texture extends EventDispatcher {
 	copy( source: Texture ): this;
 	toJSON( meta: any ): any;
 	dispose(): void;
-	transformUv( uv: Vector ): void;
+	transformUv( uv: Vector2 ): Vector2;
 
 }