diff --git a/testing/ocaml-sha/APKBUILD b/testing/ocaml-sha/APKBUILD
index bf5ae11a6ae87b3bce4eddb81a76afd642bf6566..32a5c361e40450a20e5414900d750b29316dc26e 100644
--- a/testing/ocaml-sha/APKBUILD
+++ b/testing/ocaml-sha/APKBUILD
@@ -2,8 +2,8 @@
 # Maintainer: Andy Li <andy@onthewings.net>
 pkgname=ocaml-sha
 _pkgname=sha
-pkgver=1.15.2
-pkgrel=3
+pkgver=1.15.4
+pkgrel=0
 pkgdesc="Binding to the SHA cryptographic functions"
 url="https://github.com/djs55/ocaml-sha"
 arch="all !riscv64"  # limited by ocaml aport
@@ -11,7 +11,8 @@ license="ISC"
 depends_dev="$pkgname=$pkgver-r$pkgrel"
 makedepends="dune ocaml ocaml-findlib ocaml-ounit-dev ocaml-stdlib-shims ocaml-seq-dev"
 subpackages="$pkgname-dev"
-source="$pkgname-$pkgver.tar.gz::https://github.com/djs55/ocaml-sha/archive/$pkgver.tar.gz"
+source="$pkgname-$pkgver.tar.bz2::https://github.com/djs55/ocaml-sha/releases/download/v$pkgver/sha-$pkgver.tbz"
+builddir="$srcdir/$_pkgname-$pkgver"
 
 # 32-bit archs
 case "$CARCH" in
@@ -24,7 +25,7 @@ build() {
 }
 
 check() {
-	dune runtest --verbose
+	dune runtest --build-dir=.testenv --verbose
 }
 
 package() {
@@ -75,5 +76,5 @@ scan_python3_dependency() {
 }
 
 sha512sums="
-7ea47377747ef4c36791c4ed9ff88fe138ee14d012cc3f7b41fcc28776e57ea54c5ee5cc033adc6288177ed834afb73c44e60cfff01f1be28492a992f97a1d06  ocaml-sha-1.15.2.tar.gz
+dbb31b523ba0bace023bc1b0558a8f572a0ec20fb3f19f783935be755cd161e09aba352eda2bcf7c4e5ab838c7f874cfbfaed9debf0813df25d9dbe7b9314fdf  ocaml-sha-1.15.4.tar.bz2
 "