diff --git a/libgralloc/gpu.cpp b/libgralloc/gpu.cpp
index 60b57fe..fc0369e 100644
--- a/libgralloc/gpu.cpp
+++ b/libgralloc/gpu.cpp
@@ -166,7 +166,7 @@
     //the usage bits, gralloc assigns a format.
     if(format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED) {
         if(usage & GRALLOC_USAGE_HW_VIDEO_ENCODER)
-            grallocFormat = HAL_PIXEL_FORMAT_YCbCr_420_SP; //NV12
+            grallocFormat = HAL_PIXEL_FORMAT_NV12_ENCODEABLE; //NV12
         else if(usage & GRALLOC_USAGE_HW_CAMERA_READ)
             grallocFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP; //NV21
         else if(usage & GRALLOC_USAGE_HW_CAMERA_WRITE)