diff --git a/.chezmoidata/packages.toml b/.chezmoidata/packages.toml
index d9c88c4..188a2ae 100644
--- a/.chezmoidata/packages.toml
+++ b/.chezmoidata/packages.toml
@@ -1,5 +1,9 @@
 # macOS ------------------------------------------------------------------------
 [packages.darwin]
+taps = [
+  'laishulu/homebrew',
+]
+
 brews = [
   'chezmoi',
   'git',
@@ -18,6 +22,7 @@ brews = [
   'nodejs',
   'java',
   'jstkdng/programs/ueberzugpp',
+  'macism',
 ]
 
 casks = [
diff --git a/.chezmoiscripts/run_onchange_before_darwin-install-packages.sh.tmpl b/.chezmoiscripts/run_onchange_before_darwin-install-packages.sh.tmpl
index 38ebd09..06e5892 100644
--- a/.chezmoiscripts/run_onchange_before_darwin-install-packages.sh.tmpl
+++ b/.chezmoiscripts/run_onchange_before_darwin-install-packages.sh.tmpl
@@ -6,6 +6,9 @@ command -v brew >/dev/null 2>&1 || \
   (echo '🍺  Installing Homebrew' && /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)")
 
 brew bundle --file=/dev/stdin <<EOF
+{{ range .packages.darwin.taps -}}
+tap {{ . | quote }}
+{{ end -}}
 {{ range .packages.darwin.brews -}}
 brew {{ . | quote }}
 {{ end -}}