diff --git a/PKGBUILD b/PKGBUILD
index 34d3a0e3f..6d3d6fc68 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,8 +1,8 @@
 # Maintainer: Yao Zi <ziyao@disroot.org>
 
 pkgname=ada-url
-pkgver=3.4.4
-pkgrel=2
+pkgver=4.0.0
+pkgrel=1
 pkgdesc='WHATWG-compliant and fast URL parser written in modern C++'
 url='https://ada-url.com'
 arch=(x86_64 aarch64 riscv64 loongarch64)
@@ -11,7 +11,7 @@ depends=(musl)
 makedepends=(cmake python)
 provides=(libada.so)
 source=("https://github.com/ada-url/ada/archive/refs/tags/v$pkgver.tar.gz")
-sha256sums=('77bc5bbc383ed098cc60266ad6ee912de2431bb62d89248c0e17c4e712dcdaf9')
+sha256sums=('6d6c7ef7dd2e329320d34eb2ab29ccdc879ee3935af9dfb894a6640e58dc381d')
 
 build () {
 	cmake -S "ada-$pkgver" -B build \