--- a
+++ b/debian/postinst
@@ -0,0 +1,15 @@
+#! /bin/sh
+# postinst for upmpdcli
+
+set -e
+
+if [ "$1" = configure ]; then
+    if ! getent passwd upmpdcli > /dev/null; then
+	adduser --disabled-password --quiet --system \
+	    --home /nonexistent --no-create-home --shell /bin/false upmpdcli
+    fi
+fi
+
+#DEBHELPER#
+
+exit 0