diff --git a/.chezmoiscripts/run_onchange_macos_setup.sh.tmpl b/.chezmoiscripts/run_onchange_macos_setup.sh.tmpl
index 1ea7b5b..173de82 100644
--- a/.chezmoiscripts/run_onchange_macos_setup.sh.tmpl
+++ b/.chezmoiscripts/run_onchange_macos_setup.sh.tmpl
@@ -1,6 +1,13 @@
 {{ if eq .chezmoi.os "darwin" -}}
 #!/bin/zsh
 
+if ! command -v brew > /dev/null 2>&1
+then
+  echo "Installing homebrew"
+  /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
+  eval "$(/opt/homebrew/bin/brew shellenv)"
+fi
+
 defaults write NSGlobalDomain _HIHideMenuBar -bool TRUE # Auto hide menu bar
 defaults write NSGlobalDomain NSAutomaticCapitalizationEnabled -bool FALSE
 defaults write NSGlobalDomain NSAutomaticPeriodSubstitutionEnabled -bool FALSE