diff --git a/sys/net/if_ethersubr.c b/sys/net/if_ethersubr.c
index 7b32e5b208ea..ac2ab05f64b5 100644
--- a/sys/net/if_ethersubr.c
+++ b/sys/net/if_ethersubr.c
@@ -70,10 +70,10 @@
 #include <netinet/in.h>
 #include <netinet/in_var.h>
 #include <netinet/if_ether.h>
+#include <netinet/ip_var.h>
 #include <netinet/ip_fw.h>
 #include <netinet/ipfw/ip_fw_private.h>
 #include <netinet/ip_dummynet.h>
-#include <netinet/ip_var.h>
 #endif
 #ifdef INET6
 #include <netinet6/nd6.h>