diff --git a/lyrebird-proxy/.SRCINFO b/lyrebird-proxy/.SRCINFO
index 83fcf0243..5502c66c6 100644
--- a/lyrebird-proxy/.SRCINFO
+++ b/lyrebird-proxy/.SRCINFO
@@ -1,7 +1,7 @@
 pkgbase = lyrebird-proxy
 	pkgdesc = pluggable transport proxy for Tor, implementing obfs4
-	pkgver = 0.2.0
-	pkgrel = 2
+	pkgver = 0.4.0
+	pkgrel = 1
 	url = https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/lyrebird
 	arch = x86_64
 	arch = aarch64
@@ -9,11 +9,11 @@ pkgbase = lyrebird-proxy
 	license = BSD-3-Clause
 	makedepends = go
 	depends = glibc
-	source = lyrebird-proxy-0.2.0.tar.bz2::https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/lyrebird/-/archive/lyrebird-0.2.0/lyrebird-lyrebird-0.2.0.tar.bz2
+	source = lyrebird-proxy-0.4.0.tar.bz2::https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/lyrebird/-/archive/lyrebird-0.4.0/lyrebird-lyrebird-0.4.0.tar.bz2
 	source = lyrebird-proxy.service
-	sha256sums = d079566692bd7ed8e7c2421e3ad5539ade7effabc69b286ecd4a25a076546045
-	sha256sums = 63b16cb083656a661d1cbe0198f2f3bb0fabc6bb09ad4501d1c470c7b3f832ab
-	b2sums = 90b129e198f2a5d70715734f0b98e67a83b92f88de278c53da2eda53b34a788600cbb92a34e6ecee704fc18060399091fc743abca0bd8f564ccccc7700c59a51
-	b2sums = a5e898ccf657f541ed8c406c4f1970c5b8bd7389725899aced3f9d2b0f134d3f4e804d065f9018789a1403f209d5ad04e8af1dc4ffe719e844fabee53d1a7fe3
+	sha256sums = fb02e5fc402b6d954c5b8eca3041c5f8cd6b8be92a3dbfbb346c7fab78fa4d43
+	sha256sums = 9c242568d20e8025571d49a7aa814d5e8c65ef9e13d67e4ffe85cc7280f444f3
+	b2sums = 060ceba6389f8f6a739e43162bf6b54e410c5206348f323e83130903c9dd07622393a28a0da8cf6e59376406be10d17b003e416dba3dcca8fa9ad3e41b68d4db
+	b2sums = ba3e53afa5ced9bfda3de63ba7f62fd4b4fc92043e8c80edfc1d78c417e5aadddc56dc09f98cf8f20249d88486d4c9a3e47bee9e5e4f159c3a4198e4e2b40572
 
 pkgname = lyrebird-proxy
diff --git a/lyrebird-proxy/PKGBUILD b/lyrebird-proxy/PKGBUILD
index b14e5c6fa..a48313400 100644
--- a/lyrebird-proxy/PKGBUILD
+++ b/lyrebird-proxy/PKGBUILD
@@ -1,7 +1,7 @@
 # Maintainer: fossdd <fossdd@pwned.life>
 pkgname=lyrebird-proxy
-pkgver=0.2.0
-pkgrel=2
+pkgver=0.4.0
+pkgrel=1
 pkgdesc="pluggable transport proxy for Tor, implementing obfs4"
 url="https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/lyrebird"
 license=('BSD-3-Clause')
@@ -10,10 +10,10 @@ depends=('glibc')
 makedepends=('go')
 source=("$pkgname-$pkgver.tar.bz2::https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/lyrebird/-/archive/lyrebird-$pkgver/lyrebird-lyrebird-$pkgver.tar.bz2"
         lyrebird-proxy.service)
-sha256sums=('d079566692bd7ed8e7c2421e3ad5539ade7effabc69b286ecd4a25a076546045'
-            '63b16cb083656a661d1cbe0198f2f3bb0fabc6bb09ad4501d1c470c7b3f832ab')
-b2sums=('90b129e198f2a5d70715734f0b98e67a83b92f88de278c53da2eda53b34a788600cbb92a34e6ecee704fc18060399091fc743abca0bd8f564ccccc7700c59a51'
-        'a5e898ccf657f541ed8c406c4f1970c5b8bd7389725899aced3f9d2b0f134d3f4e804d065f9018789a1403f209d5ad04e8af1dc4ffe719e844fabee53d1a7fe3')
+sha256sums=('fb02e5fc402b6d954c5b8eca3041c5f8cd6b8be92a3dbfbb346c7fab78fa4d43'
+            '9c242568d20e8025571d49a7aa814d5e8c65ef9e13d67e4ffe85cc7280f444f3')
+b2sums=('060ceba6389f8f6a739e43162bf6b54e410c5206348f323e83130903c9dd07622393a28a0da8cf6e59376406be10d17b003e416dba3dcca8fa9ad3e41b68d4db'
+        'ba3e53afa5ced9bfda3de63ba7f62fd4b4fc92043e8c80edfc1d78c417e5aadddc56dc09f98cf8f20249d88486d4c9a3e47bee9e5e4f159c3a4198e4e2b40572')
 
 build() {
   cd "$srcdir/lyrebird-lyrebird-$pkgver"
diff --git a/lyrebird-proxy/lyrebird-proxy.service b/lyrebird-proxy/lyrebird-proxy.service
index bfd6f59c7..ec7e18a1f 100644
--- a/lyrebird-proxy/lyrebird-proxy.service
+++ b/lyrebird-proxy/lyrebird-proxy.service
@@ -3,7 +3,7 @@ Description=pluggable transport proxy for Tor, implementing obfs4
 After=network.target nss-lookup.target
 
 [Service]
-ExecStart=/usr/bin/lyrebird-proxy
+ExecStart=/usr/bin/lyrebird
 
 Restart=on-failure