diff --git a/src/fd-net-device/helper/emu-fd-net-device-helper.cc b/src/fd-net-device/helper/emu-fd-net-device-helper.cc
index 905f5dafd..e88638f80 100644
--- a/src/fd-net-device/helper/emu-fd-net-device-helper.cc
+++ b/src/fd-net-device/helper/emu-fd-net-device-helper.cc
@@ -34,12 +34,12 @@
 #include <iostream>
 #include <iomanip>
 #include <limits>
-#include <linux/if_tun.h>
 #include <memory>
 #include <net/ethernet.h>
 #include <net/if.h>
 #include <netinet/in.h>
 #include <netpacket/packet.h>
+#include <linux/if_tun.h>
 
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/fd-net-device/helper/tap-fd-net-device-helper.cc b/src/fd-net-device/helper/tap-fd-net-device-helper.cc
index da4f54681..8c7525e85 100644
--- a/src/fd-net-device/helper/tap-fd-net-device-helper.cc
+++ b/src/fd-net-device/helper/tap-fd-net-device-helper.cc
@@ -35,12 +35,12 @@
 #include <iostream>
 #include <iomanip>
 #include <limits>
-#include <linux/if_tun.h>
 #include <memory>
 #include <net/ethernet.h>
 #include <net/if.h>
 #include <netinet/in.h>
 #include <netpacket/packet.h>
+#include <linux/if_tun.h>
 
 #include <stdlib.h>
 #include <string.h>