diff --git a/package/lean/openwrt-fullconenat/Makefile b/package/lean/openwrt-fullconenat/Makefile
index 918401cc8..c0e8c9dcc 100644
--- a/package/lean/openwrt-fullconenat/Makefile
+++ b/package/lean/openwrt-fullconenat/Makefile
@@ -10,11 +10,11 @@ include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=fullconenat
 PKG_VERSION:=1.0
-PKG_RELEASE:=5
+PKG_RELEASE:=4
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/Chion82/netfilter-full-cone-nat.git
-PKG_SOURCE_VERSION:=bc3fb32f3ff8facebad65dfbd12a64bf9b9276f4
+PKG_SOURCE_VERSION:=ec14efee249ef11409827a87d6a23dd53deb5149
 
 PKG_LICENSE:=GPL-2.0
 PKG_LICENSE_FILES:=LICENSE
diff --git a/package/lean/openwrt-fullconenat/patches/0001-fix-udp-net-ifindex.patch b/package/lean/openwrt-fullconenat/patches/0001-fix-udp-net-ifindex.patch
deleted file mode 100644
index aafa2598d..000000000
--- a/package/lean/openwrt-fullconenat/patches/0001-fix-udp-net-ifindex.patch
+++ /dev/null
@@ -1,46 +0,0 @@
-From 9435c0e186aa9eadc0b7603024e2abf7842923c4 Mon Sep 17 00:00:00 2001
-From: tingjunli <815314486@qq.com>
-Date: Wed, 7 Nov 2018 10:58:20 +0800
-Subject: [PATCH] =?UTF-8?q?=E5=89=8D=E5=90=8E=E4=B8=A4=E6=AC=A1SNAT?=
- =?UTF-8?q?=E5=87=BA=E6=8E=A5=E5=8F=A3=E5=8F=98=E5=8C=96=E5=90=8E=EF=BC=8C?=
- =?UTF-8?q?CT=E8=A1=A8=E6=97=A0=E6=B3=95=E5=8F=8A=E6=97=B6=E5=88=A0?=
- =?UTF-8?q?=E9=99=A4=E5=A4=B1=E6=95=88=E7=9A=84=E8=B7=9F=E8=B8=AA=E8=BF=9E?=
- =?UTF-8?q?=E6=8E=A5=EF=BC=8C=E5=AF=BC=E8=87=B4NAT=E4=BC=9A=E8=AF=9D?=
- =?UTF-8?q?=E5=A4=B1=E8=B4=A5?=
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
----
- xt_FULLCONENAT.c | 4 ++++
- 1 file changed, 4 insertions(+)
-
-diff --git a/xt_FULLCONENAT.c b/xt_FULLCONENAT.c
-index 9e52eba..595e766 100644
---- a/xt_FULLCONENAT.c
-+++ b/xt_FULLCONENAT.c
-@@ -467,6 +467,7 @@ static unsigned int fullconenat_tg(struct sk_buff *skb, const struct xt_action_p
-   struct nf_conn *ct;
-   enum ip_conntrack_info ctinfo;
-   struct nf_conntrack_tuple *ct_tuple, *ct_tuple_origin;
-+  struct nf_conn_nat *nat;
- 
-   struct net_device *net_dev;
- 
-@@ -496,6 +497,7 @@ static unsigned int fullconenat_tg(struct sk_buff *skb, const struct xt_action_p
-   ct = nf_ct_get(skb, &ctinfo);
-   net = nf_ct_net(ct);
-   zone = nf_ct_zone(ct);
-+  nat = nfct_nat(ct);
- 
-   memset(&newrange.min_addr, 0, sizeof(newrange.min_addr));
-   memset(&newrange.max_addr, 0, sizeof(newrange.max_addr));
-@@ -590,6 +592,8 @@ static unsigned int fullconenat_tg(struct sk_buff *skb, const struct xt_action_p
-       }
-     }
- 
-+    nat->masq_index = ifindex;
-+
-     new_ip = get_device_ip(skb->dev);
-     newrange.min_addr.ip = new_ip;
-     newrange.max_addr.ip = new_ip;