diff --git a/run_onchange_install-packages.sh.tmpl b/run_onchange_install-packages.sh.tmpl
new file mode 100644
index 0000000..d3948a7
--- /dev/null
+++ b/run_onchange_install-packages.sh.tmpl
@@ -0,0 +1,7 @@
+{{ if eq .chezmoi.os "linux" -}}
+#!/bin/sh
+sudo apt install micro iperf3 ripgrep unzip p7zip-full
+{{- else if eq .chezmoi.os "darwin" -}}
+#!/bin/sh
+brew install ripgrep
+{{ end -}}