diff --git a/sigmajs/sigmajs.d.ts b/sigmajs/sigmajs.d.ts
index d1fab67c52..749e3d86b4 100644
--- a/sigmajs/sigmajs.d.ts
+++ b/sigmajs/sigmajs.d.ts
@@ -246,7 +246,7 @@ declare module SigmaJs{
 
         // Global settings
         autoResize?: boolean;
-        autoRescale?: boolean;
+        autoRescale?: any;
         enableCamera?: boolean;
         enableHovering?: boolean;
         enableEdgeHovering?: boolean;