diff --git a/include/ui/Input.h b/include/ui/Input.h
index d9d77c4..bc5b718 100644
--- a/include/ui/Input.h
+++ b/include/ui/Input.h
@@ -203,6 +203,8 @@
     status_t setAxisValue(int32_t axis, float value);
     float* editAxisValue(int32_t axis);
 
+    void scale(float scale);
+
 #ifdef HAVE_ANDROID_OS
     status_t readFromParcel(Parcel* parcel);
     status_t writeToParcel(Parcel* parcel) const;