diff --git a/libs/main/types/pinetworkaddress.cpp b/libs/main/types/pinetworkaddress.cpp
index b14acd2e..9915f456 100644
--- a/libs/main/types/pinetworkaddress.cpp
+++ b/libs/main/types/pinetworkaddress.cpp
@@ -26,6 +26,7 @@
 #  ifdef WINDOWS
 #	include <winsock2.h>
 #  else
+#	include <arpa/inet.h>
 #	include <netdb.h>
 #	ifdef LWIP
 #	  include <lwip/sockets.h>