diff --git a/extra/yasm/build.sh b/extra/yasm/build.sh
new file mode 100644
index 0000000..5c7e6bd
--- /dev/null
+++ b/extra/yasm/build.sh
@@ -0,0 +1,32 @@
+pkgname=yasm
+pkgver=1.3.0
+
+fetch() {
+	curl -L "https://github.com/yasm/yasm/releases/download/v$pkgver/yasm-$pkgver.tar.gz" -o $pkgname-$pkgver.tar.xz
+	tar -xf $pkgname-$pkgver.tar.xz
+}
+
+build() {
+	cd $pkgname-$pkgver
+	./configure \
+		--prefix=/usr \
+		--sysconfdir=/etc \
+		# --build=$TRIPLE \
+		# --host=$TRIPLE
+
+	make
+}
+
+package() {
+	cd $pkgname-$pkgver
+	make install DESTDIR=$pkgdir
+}
+
+backup() {
+	return
+}
+
+license() {
+	cd $pkgname-$pkgver
+	cat COPYING
+}