diff --git a/include/ntapi/nt_file.h b/include/ntapi/nt_file.h
index e14c0d0..d676bf5 100644
--- a/include/ntapi/nt_file.h
+++ b/include/ntapi/nt_file.h
@@ -1015,7 +1015,7 @@ typedef int32_t	__stdcall ntapi_zw_lock_file(
 	__out	nt_io_status_block *		io_status_block,
 	__in	nt_large_integer *		lock_offset,
 	__in	nt_large_integer *		lock_length,
-	__in	uint32_t *			key,
+	__in	uint32_t			key,
 	__in	unsigned char			fail_immediately,
 	__in	unsigned char			exclusive_lock);
 
@@ -1025,7 +1025,7 @@ typedef int32_t	__stdcall ntapi_zw_unlock_file(
 	__out	nt_io_status_block *		io_status_block,
 	__in	nt_large_integer *		lock_offset,
 	__in	nt_large_integer *		lock_length,
-	__in	uint32_t *			key);
+	__in	uint32_t			key);
 
 
 typedef int32_t	__stdcall ntapi_zw_device_io_control_file(