diff --git a/sbin/atm/atmconfig/diag.c b/sbin/atm/atmconfig/diag.c
index be0218f4e74..74d39011219 100644
--- a/sbin/atm/atmconfig/diag.c
+++ b/sbin/atm/atmconfig/diag.c
@@ -36,7 +36,6 @@ __FBSDID("$FreeBSD$");
 #include <sys/queue.h>
 #include <net/if.h>
 #include <net/if_mib.h>
-#include <net/if_var.h>
 #include <net/if_types.h>
 #include <net/if_atm.h>
 #include <net/if_media.h>