diff --git a/pkgstash.install b/pkgstash.install
new file mode 100644
index 0000000..865713c
--- /dev/null
+++ b/pkgstash.install
@@ -0,0 +1,17 @@
+post_install() {
+  chown root:pkgstash /etc/pkgstash/pkgstash.env
+}
+
+post_upgrade() {
+  systemctl daemon-reload
+  if systemctl is-active --quiet pkgstash; then
+    systemctl restart pkgstash
+  fi
+}
+
+pre_remove() {
+  systemctl disable pkgstash 2>/dev/null
+  systemctl stop pkgstash 2>/dev/null
+  systemctl disable pkgstash.timer 2>/dev/null
+  systemctl stop pkgstash.timer 2>/dev/null
+}