2 files changed, 3 insertions, 3 deletions

diff --git a/sys/conf/files b/sys/conf/files
index 2d5dbda96d85..b9e9307d7de4 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -276,7 +276,7 @@ contrib/ipfilter/netinet/ip_sync.c optional ipfilter inet \
 contrib/ipfilter/netinet/mlfk_ipl.c optional ipfilter inet \
 	compile-with "${NORMAL_C} -I$S/contrib/ipfilter"
 contrib/ngatm/netnatm/api/cc_conn.c optional ngatm_ccatm \
-	compile-with "${NORMAL_C} -I$S/contrib/ngatm"
+	compile-with "${NORMAL_C_NOWERROR} -I$S/contrib/ngatm"
 contrib/ngatm/netnatm/api/cc_data.c optional ngatm_ccatm \
 	compile-with "${NORMAL_C} -I$S/contrib/ngatm"
 contrib/ngatm/netnatm/api/cc_dump.c optional ngatm_ccatm \
@@ -336,7 +336,7 @@ contrib/pf/net/pf_osfp.c	optional pf \
 contrib/pf/net/pf_ruleset.c	optional pf \
 	compile-with "${NORMAL_C} -I$S/contrib/pf"
 contrib/pf/net/pf_subr.c	optional pf \
-	compile-with "${NORMAL_C} -I$S/contrib/pf"
+	compile-with "${NORMAL_C_NOWERROR} -I$S/contrib/pf"
 contrib/pf/net/pf_table.c	optional pf \
 	compile-with "${NORMAL_C} -I$S/contrib/pf"
 contrib/pf/netinet/in4_cksum.c	optional pf inet
diff --git a/sys/conf/kern.pre.mk b/sys/conf/kern.pre.mk
index 81834705aed0..1d8bcafafd1a 100644
--- a/sys/conf/kern.pre.mk
+++ b/sys/conf/kern.pre.mk
@@ -90,7 +90,7 @@ CFLAGS+= ${INCLUDES} -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.
 CFLAGS+= -fno-common -finline-limit=${INLINE_LIMIT}
 CFLAGS+= --param inline-unit-growth=100
 CFLAGS+= --param large-function-growth=1000
-#WERROR?= -Werror
+WERROR?= -Werror
 .endif
 
 # XXX LOCORE means "don't declare C stuff" not "for locore.s".