diff --git a/babylonjs/babylon.d.ts b/babylonjs/babylon.d.ts
index ecd9a0075..bb5b6ebaa 100644
--- a/babylonjs/babylon.d.ts
+++ b/babylonjs/babylon.d.ts
@@ -4517,7 +4517,7 @@ declare module BABYLON {
         static ExtrudeShapeCustom(name: string, options: {
             shape: Vector3[];
             path: Vector3[];
-            scaleFunction?any;
+            scaleFunction?:any;
             rotationFunction?:any;
             ribbonCloseArray?: boolean;
             ribbonClosePath?: boolean;