diff --git a/packages/dev/core/src/Loading/Plugins/babylonFileLoader.ts b/packages/dev/core/src/Loading/Plugins/babylonFileLoader.ts
index b7d3c13edf2..0f4711b5e0d 100644
--- a/packages/dev/core/src/Loading/Plugins/babylonFileLoader.ts
+++ b/packages/dev/core/src/Loading/Plugins/babylonFileLoader.ts
@@ -180,7 +180,11 @@ const loadAssetContainer = (scene: Scene, data: string, rootUrl: string, onError
                 scene.environmentTexture = hdrTexture;
             } else {
                 if (EndsWith(parsedData.environmentTexture, ".env")) {
-                    const compressedTexture = new CubeTexture((parsedData.environmentTexture.match(/https?:\/\//g) ? "" : rootUrl) + parsedData.environmentTexture, scene);
+                    const compressedTexture = new CubeTexture(
+                        (parsedData.environmentTexture.match(/https?:\/\//g) ? "" : rootUrl) + parsedData.environmentTexture,
+                        scene,
+                        parsedData.environmentTextureForcedExtension
+                    );
                     if (parsedData.environmentTextureRotationY) {
                         compressedTexture.rotationY = parsedData.environmentTextureRotationY;
                     }