diff --git a/src/core/libraries/network/net_util.cpp b/src/core/libraries/network/net_util.cpp
index 844298e60..390850360 100644
--- a/src/core/libraries/network/net_util.cpp
+++ b/src/core/libraries/network/net_util.cpp
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
 #ifdef _WIN32
 #define _WINSOCK_DEPRECATED_NO_WARNINGS
 #include <Ws2tcpip.h>
@@ -8,6 +11,7 @@ typedef int socklen_t;
 #else
 #include <cerrno>
 #include <arpa/inet.h>
+#include <net/if.h>
 #include <netdb.h>
 #include <netinet/in.h>
 #include <netinet/tcp.h>