--- a/src/BluetoothHciSocket.cpp
+++ b/src/BluetoothHciSocket.cpp
@@ -7,6 +7,9 @@
 #include <node_buffer.h>
 #include <nan.h>
 
+/* __MUSL__ */
+#include <byteswap.h>
+
 #include "BluetoothHciSocket.h"
 
 #define BTPROTO_L2CAP 0