Mirror env map zoom out

const textureenv = new THREE.TextureLoader().load(’…/Textures/1/bathroomenv.jpg’);
textureenv.mapping = THREE.EquirectangularReflectionMapping;
const boxMaterial = new THREE.MeshStandardMaterial({
color: 0xffffff,
envMap: textureenv,
envMapIntensity: 1,
metalness: 1,
roughness: 0

I want to add a panorama image to a mirror with environment map for get mirror effect on room but image too zoom in, I cant see room object on mirror. How can i solve this?

it is look like that on a cube: