diff --git a/boot.sh b/boot.sh
index fb23603..9c947c4 100644
--- a/boot.sh
+++ b/boot.sh
@@ -16,5 +16,13 @@ echo -e "\nCloning Omarchy..."
 rm -rf ~/.local/share/omarchy/
 git clone https://github.com/basecamp/omarchy.git ~/.local/share/omarchy >/dev/null
 
+# Use custom branch if instructed
+if [[ -n "$OMARCHY_REF" ]]; then
+  echo -e "\eUsing branch: $OMARCHY_REF"
+  cd ~/.local/share/omarchy
+  git fetch origin "${OMARCHY_REF}" && git checkout "${OMARCHY_REF}"
+  cd -
+fi
+
 echo -e "\nInstallation starting..."
 source ~/.local/share/omarchy/install.sh