diff --git a/extras/vpnupgrade.sh b/extras/vpnupgrade.sh
index cb8b665..d33fbee 100644
--- a/extras/vpnupgrade.sh
+++ b/extras/vpnupgrade.sh
@@ -218,7 +218,7 @@ if [ "$SWAN_VER" = "3.31" ]; then
     programs/pluto/ikev2_message.c
 fi
 cat > Makefile.inc.local <<'EOF'
-WERROR_CFLAGS =
+WERROR_CFLAGS = -w
 USE_DNSSEC = false
 USE_DH31 = false
 USE_NSS_AVA_COPY = true
diff --git a/extras/vpnupgrade_centos.sh b/extras/vpnupgrade_centos.sh
index 03650b3..46365a1 100644
--- a/extras/vpnupgrade_centos.sh
+++ b/extras/vpnupgrade_centos.sh
@@ -227,7 +227,7 @@ if [ "$SWAN_VER" = "3.31" ]; then
     programs/pluto/ikev2_message.c
 fi
 cat > Makefile.inc.local <<'EOF'
-WERROR_CFLAGS =
+WERROR_CFLAGS = -w
 USE_DNSSEC = false
 USE_DH31 = false
 USE_NSS_AVA_COPY = true
diff --git a/vpnsetup.sh b/vpnsetup.sh
index 19c7c9c..93de7f4 100755
--- a/vpnsetup.sh
+++ b/vpnsetup.sh
@@ -188,7 +188,7 @@ if [ "$SWAN_VER" = "3.31" ]; then
     programs/pluto/ikev2_message.c
 fi
 cat > Makefile.inc.local <<'EOF'
-WERROR_CFLAGS =
+WERROR_CFLAGS = -w
 USE_DNSSEC = false
 USE_DH2 = true
 USE_DH31 = false
diff --git a/vpnsetup_centos.sh b/vpnsetup_centos.sh
index f50f69c..3049a0f 100755
--- a/vpnsetup_centos.sh
+++ b/vpnsetup_centos.sh
@@ -186,7 +186,7 @@ if [ "$SWAN_VER" = "3.31" ]; then
     programs/pluto/ikev2_message.c
 fi
 cat > Makefile.inc.local <<'EOF'
-WERROR_CFLAGS =
+WERROR_CFLAGS = -w
 USE_DNSSEC = false
 USE_DH2 = true
 USE_DH31 = false