diff --git a/src/mod/applications/mod_mp4/mp4_helper.cpp b/src/mod/applications/mod_mp4/mp4_helper.cpp
index ab080a064b..c560cddb7d 100644
--- a/src/mod/applications/mod_mp4/mp4_helper.cpp
+++ b/src/mod/applications/mod_mp4/mp4_helper.cpp
@@ -22,6 +22,7 @@ Contributors:
 	Seven Du <dujinfang@gmail.com>
 */
 
+#include <switch.h>
 #include "mp4_helper.hpp"
 
 namespace MP4
@@ -132,4 +133,4 @@ namespace MP4
 		++rt.packet;
 		return true;
 	}
-}
\ No newline at end of file
+}