diff --git a/examples/jsm/loaders/EquirectangularToCubeGenerator.d.ts b/examples/jsm/loaders/EquirectangularToCubeGenerator.d.ts
index 450347811c955d276326e0809f0eaca9b5da4fe1..1e51aef2727dbc39983f655181041ab2e884a5e4 100644
--- a/examples/jsm/loaders/EquirectangularToCubeGenerator.d.ts
+++ b/examples/jsm/loaders/EquirectangularToCubeGenerator.d.ts
@@ -31,6 +31,9 @@ export class CubemapGenerator {
 export class EquirectangularToCubeGenerator {
 
 	constructor( sourceTexture: Texture, options?: EquirectangularToCubeGeneratorOptions );
+	sourceTexture: Texture;
+	resolution: number;
+	renderTarget: WebGLRenderTargetCube;
 
 	dispose(): void;
 	update( renderer: WebGLRenderer ): Texture;