diff --git a/sys/conf/options.amd64 b/sys/conf/options.amd64
index f80dfcdafd73..ac5823e3c160 100644
--- a/sys/conf/options.amd64
+++ b/sys/conf/options.amd64
@@ -18,6 +18,7 @@ COMPAT_LINUX32		opt_compat.h
 #COMPAT_SVR4		opt_dontuse.h
 #DEBUG_SVR4		opt_svr4.h
 LINPROCFS		opt_dontuse.h
+LINSYSFS		opt_dontuse.h
 NDISAPI			opt_dontuse.h
 
 CLK_CALIBRATION_LOOP		opt_clock.h
diff --git a/sys/conf/options.i386 b/sys/conf/options.i386
index c862c0595afa..e089e39fe010 100644
--- a/sys/conf/options.i386
+++ b/sys/conf/options.i386
@@ -25,6 +25,7 @@ COMPAT_LINUX		opt_dontuse.h
 COMPAT_SVR4		opt_dontuse.h
 DEBUG_SVR4		opt_svr4.h
 LINPROCFS		opt_dontuse.h
+LINSYSFS		opt_dontuse.h
 NDISAPI			opt_dontuse.h
 PECOFF_DEBUG		opt_pecoff.h
 PECOFF_SUPPORT		opt_dontuse.h
diff --git a/sys/conf/options.pc98 b/sys/conf/options.pc98
index 96ac0fdfa43c..fe1b20e0b9d6 100644
--- a/sys/conf/options.pc98
+++ b/sys/conf/options.pc98
@@ -24,6 +24,7 @@ COMPAT_LINUX		opt_dontuse.h
 COMPAT_SVR4		opt_dontuse.h
 DEBUG_SVR4		opt_svr4.h
 LINPROCFS		opt_dontuse.h
+LINSYSFS		opt_dontuse.h
 PECOFF_DEBUG		opt_pecoff.h
 PECOFF_SUPPORT		opt_dontuse.h