diff --git a/.config/yadm/bootstrap##template b/.config/yadm/bootstrap##template
index dd4929f..462ac49 100755
--- a/.config/yadm/bootstrap##template
+++ b/.config/yadm/bootstrap##template
@@ -1,14 +1,22 @@
 #!/bin/bash
-
 # WARNING: Do not edit this file.
 # It was generated by processing {{ yadm.source }}
 
-# Save this file as ~/.config/yadm/bootstrap and make it executable. It will
-# execute all executable files (excluding templates and editor backups) in the
-# ~/.config/yadm/bootstrap.d directory when run.
-
 set -eu
 
+{% if yadm.os == "Darwin" %}
+# install homebrew if it's missing
+if ! command -v brew >/dev/null 2>&1; then
+echo "Installing homebrew"
+/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
+fi
+
+if [ -f "$HOME/.Brewfile" ]; then
+echo "Updating homebrew bundle"
+brew bundle --global
+fi
+{% endif %}
+
 # Directory to look for bootstrap executables in
 BOOTSTRAP_D="${BASH_SOURCE[0]}.d"