diff --git a/sys/conf/options b/sys/conf/options
index c9eadb18c2b4..638b2ba7ed9c 100644
--- a/sys/conf/options
+++ b/sys/conf/options
@@ -390,7 +390,6 @@ PPP_FILTER		opt_ppp.h
 SLIP_IFF_OPTS		opt_slip.h
 TCPDEBUG
 TCP_SIGNATURE		opt_inet.h
-TCP_SACK_DEBUG		opt_tcp_sack.h 
 DEV_VLAN		opt_vlan.h
 VLAN_ARRAY		opt_vlan.h
 XBONEHACK
diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c
index 5277c46b73e5..91bfdda7c760 100644
--- a/sys/netinet/tcp_input.c
+++ b/sys/netinet/tcp_input.c
@@ -36,7 +36,6 @@
 #include "opt_ipsec.h"
 #include "opt_mac.h"
 #include "opt_tcpdebug.h"
-#include "opt_tcp_sack.h"
 
 #include <sys/param.h>
 #include <sys/kernel.h>
diff --git a/sys/netinet/tcp_output.c b/sys/netinet/tcp_output.c
index 2eec1dce8ece..51a8ce3c3879 100644
--- a/sys/netinet/tcp_output.c
+++ b/sys/netinet/tcp_output.c
@@ -35,7 +35,6 @@
 #include "opt_ipsec.h"
 #include "opt_mac.h"
 #include "opt_tcpdebug.h"
-#include "opt_tcp_sack.h"
 
 #include <sys/param.h>
 #include <sys/systm.h>
diff --git a/sys/netinet/tcp_reass.c b/sys/netinet/tcp_reass.c
index 5277c46b73e5..91bfdda7c760 100644
--- a/sys/netinet/tcp_reass.c
+++ b/sys/netinet/tcp_reass.c
@@ -36,7 +36,6 @@
 #include "opt_ipsec.h"
 #include "opt_mac.h"
 #include "opt_tcpdebug.h"
-#include "opt_tcp_sack.h"
 
 #include <sys/param.h>
 #include <sys/kernel.h>
diff --git a/sys/netinet/tcp_sack.c b/sys/netinet/tcp_sack.c
index 5c88480463b1..70ef9d5395ed 100644
--- a/sys/netinet/tcp_sack.c
+++ b/sys/netinet/tcp_sack.c
@@ -99,7 +99,6 @@
 #include "opt_inet.h"
 #include "opt_inet6.h"
 #include "opt_tcpdebug.h"
-#include "opt_tcp_sack.h"
 
 #include <sys/param.h>
 #include <sys/systm.h>
diff --git a/sys/netinet/tcp_subr.c b/sys/netinet/tcp_subr.c
index 46e7eedcc438..c705121e1a23 100644
--- a/sys/netinet/tcp_subr.c
+++ b/sys/netinet/tcp_subr.c
@@ -36,7 +36,6 @@
 #include "opt_ipsec.h"
 #include "opt_mac.h"
 #include "opt_tcpdebug.h"
-#include "opt_tcp_sack.h"
 
 #include <sys/param.h>
 #include <sys/systm.h>
diff --git a/sys/netinet/tcp_timer.c b/sys/netinet/tcp_timer.c
index c46a2b4a5c46..f9d6f972f736 100644
--- a/sys/netinet/tcp_timer.c
+++ b/sys/netinet/tcp_timer.c
@@ -32,7 +32,6 @@
 
 #include "opt_inet6.h"
 #include "opt_tcpdebug.h"
-#include "opt_tcp_sack.h"
 
 #include <sys/param.h>
 #include <sys/kernel.h>
diff --git a/sys/netinet/tcp_timewait.c b/sys/netinet/tcp_timewait.c
index 46e7eedcc438..c705121e1a23 100644
--- a/sys/netinet/tcp_timewait.c
+++ b/sys/netinet/tcp_timewait.c
@@ -36,7 +36,6 @@
 #include "opt_ipsec.h"
 #include "opt_mac.h"
 #include "opt_tcpdebug.h"
-#include "opt_tcp_sack.h"
 
 #include <sys/param.h>
 #include <sys/systm.h>