diff --git a/types/three/three-core.d.ts b/types/three/three-core.d.ts
old mode 100644
new mode 100755
index b4daf0bd93..3ede78987f
--- a/types/three/three-core.d.ts
+++ b/types/three/three-core.d.ts
@@ -2302,8 +2302,21 @@ export class LoadingManager {
      */
     onError: (url: string) => void;
 
+    /**
+     * If provided, the callback will be passed each resource URL before a request is sent.
+     * The callback may return the original URL, or a new URL to override loading behavior.
+     * This behavior can be used to load assets from .ZIP files, drag-and-drop APIs, and Data URIs.
+     * @param callback URL modifier callback. Called with url argument, and must return resolvedURL.
+     */
     setURLModifier(callback?: (url: string) => string): void;
 
+    /**
+     * Given a URL, uses the URL modifier callback (if any) and returns a resolved URL.
+     * If no URL modifier is set, returns the original URL.
+     * @param url the url to load
+     */
+    resolveURL(url: string): string;
+
     itemStart(url: string): void;
     itemEnd(url: string): void;
     itemError(url: string): void;
@@ -5568,12 +5581,12 @@ export class WebGLRenderer implements Renderer {
 
     getPixelRatio(): number;
     setPixelRatio(value: number): void;
-    
+
     getDrawingBufferSize(): { width: number; height: number; };
     setDrawingBufferSize(width: number, height: number, pixelRatio: number): void;
 
     getSize(): { width: number; height: number; };
-	
+
     /**
      * Resizes the output canvas to (width, height), and also sets the viewport to fit that size, starting in (0, 0).
      */