diff --git a/packages/unstable-repo/build.sh b/packages/unstable-repo/build.sh
new file mode 100644
index 000000000..7230a5afd
--- /dev/null
+++ b/packages/unstable-repo/build.sh
@@ -0,0 +1,19 @@
+TERMUX_PKG_HOMEPAGE=https://termux-x11.ml
+TERMUX_PKG_DESCRIPTION="Package repository containing new/unstable programs and libraries."
+TERMUX_PKG_LICENSE="Apache-2.0"
+TERMUX_PKG_MAINTAINER="Leonid Plyushch <leonid.plyushch@gmail.com> @xeffyr"
+TERMUX_PKG_VERSION=1.0
+TERMUX_PKG_DEPENDS="termux-keyring"
+TERMUX_PKG_PLATFORM_INDEPENDENT=yes
+
+termux_step_make_install() {
+	mkdir -p $TERMUX_PREFIX/etc/apt/sources.list.d
+	echo "deb https://dl.bintray.com/xeffyr/unstable-packages unstable main" > $TERMUX_PREFIX/etc/apt/sources.list.d/unstable.list
+}
+
+termux_step_create_debscripts () {
+	echo "#!$TERMUX_PREFIX/bin/sh" > postinst
+	echo "echo Downloading updated package list ..." >> postinst
+	echo "apt update" >> postinst
+	echo "exit 0" >> postinst
+}