diff --git a/video_engine/new_include/video_engine.h b/video_engine/new_include/video_engine.h
index 440f6c5..18289ed 100644
--- a/video_engine/new_include/video_engine.h
+++ b/video_engine/new_include/video_engine.h
@@ -27,7 +27,7 @@
 
 class PacketReceiver {
  public:
-  virtual bool DeliverPacket(const void* packet, size_t length) = 0;
+  virtual bool DeliverPacket(const uint8_t* packet, size_t length) = 0;
 
  protected:
   virtual ~PacketReceiver() {}