diff --git a/setup/configure.sh b/setup/configure.sh
index 6724052..a9299a5 100644
--- a/setup/configure.sh
+++ b/setup/configure.sh
@@ -31,7 +31,7 @@ else
 fi
 easyrsa gen-crl
 
-iptables -t nat -D POSTROUTING -s ${OVPN_SRV_NET}/${OVPN_SRV_MASK} ! -d ${OVPN_SRV_NET}/${OVPN_SRV_MASK} -j MASQUERADE
+iptables -t nat -D POSTROUTING -s ${OVPN_SRV_NET}/${OVPN_SRV_MASK} ! -d ${OVPN_SRV_NET}/${OVPN_SRV_MASK} -j MASQUERADE || true
 iptables -t nat -A POSTROUTING -s ${OVPN_SRV_NET}/${OVPN_SRV_MASK} ! -d ${OVPN_SRV_NET}/${OVPN_SRV_MASK} -j MASQUERADE
 
 mkdir -p /dev/net