1 files changed, 1 insertions, 1 deletions
diff --git a/c/unpack.h b/c/unpack.h
index 094328e..6367439 100644
--- a/c/unpack.h
+++ b/c/unpack.h
@@ -39,7 +39,7 @@ typedef struct {
 	 void (*unpack_array_item)(void* data, void* c, void* o);
 	void* (*unpack_map_start)(void* data, unsigned int n);
 	 void (*unpack_map_item)(void* data, void* c, void* k, void* v);
-	void* (*unpack_raw)(void* data, const void* b, const void* p, size_t l);
+	void* (*unpack_raw)(void* data, const char* b, const char* p, unsigned int l);
 } msgpack_unpack_callback;
 
 typedef struct {