diff --git a/shell/add_prebuilt_repo b/shell/add_prebuilt_repo
new file mode 100644
index 0000000..673933d
--- /dev/null
+++ b/shell/add_prebuilt_repo
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+set -euxo pipefail
+
+wget -qO - 'https://proget.makedeb.org/debian-feeds/prebuilt-mpr.pub' | gpg --dearmor | sudo tee /usr/share/keyrings/prebuilt-mpr-archive-keyring.gpg 1> /dev/null
+echo "deb [arch=all,$(dpkg --print-architecture) signed-by=/usr/share/keyrings/prebuilt-mpr-archive-keyring.gpg] https://proget.makedeb.org prebuilt-mpr $(lsb_release -cs)" | sudo tee /etc/apt/sources.list.d/prebuilt-mpr.list
+sudo apt update -t bookworm-backports
+sudo apt dist-upgrade -t bookworm-backports -y
+sudo apt install -y just
+
+exit 0