diff --git a/libnghttp2/trunk/PKGBUILD b/libnghttp2/trunk/PKGBUILD
index 071aee85..7c5577e3 100644
--- a/libnghttp2/trunk/PKGBUILD
+++ b/libnghttp2/trunk/PKGBUILD
@@ -1,20 +1,23 @@
-# Maintainer: Anatol Pomozov
+# Contributor: Anatol Pomozov
 # Contributor: Zhuoyun Wei <wzyboy@wzyboy.org>
 
 pkgname=libnghttp2
 pkgver=1.50.0
-pkgrel=1
+pkgrel=2
 pkgdesc='Framing layer of HTTP/2 is implemented as a reusable C library'
 arch=(x86_64)
 url='https://nghttp2.org/'
 license=(MIT)
 depends=(glibc)
+makedepends=(git)
 conflicts=('nghttp2<1.20.0-2')
-source=(https://github.com/nghttp2/nghttp2/releases/download/v$pkgver/nghttp2-$pkgver.tar.xz)
-sha512sums=('c2f7f14972cb268a85966f2bd26ac515fa61d9cf6b6bcaa5cffc04f02a18abf116b15537eb4dfbdfa79e7b1472de7034dfdbce7a082cc5b23627d87e2939e529')
+_commit=(e55c4d22651d72c0b7fb589de4fdaaa1ecf9e8bd) # git rev-parse v${pkgver}
+source=(git+https://github.com/nghttp2/nghttp2.git?signed#tag=${_commit})
+sha512sums=('SKIP')
+validpgpkeys=(F4F3B91474D1EB29889BD0EF7E8403D5D673C366)
 
 build() {
-  cd nghttp2-$pkgver
+  cd nghttp2
 
   autoreconf -i
   ./configure \
@@ -26,12 +29,12 @@ build() {
 }
 
 check() {
-  cd nghttp2-$pkgver
+  cd nghttp2
   make check
 }
 
 package() {
-  cd nghttp2-$pkgver/lib
+  cd nghttp2/lib
 
   make DESTDIR="$pkgdir" install
   install -Dm644 ../COPYING "$pkgdir/usr/share/licenses/libnghttp2/COPYING"