diff --git a/debian/libfprint0.postinst b/debian/libfprint0.postinst
index 61bf030d..acea5e2b 100644
--- a/debian/libfprint0.postinst
+++ b/debian/libfprint0.postinst
@@ -4,7 +4,7 @@ set -e
 
 #DEBHELPER#
 
-if [ "$1" = "configure" -o "$1" = "upgrade" ]; then
+if [ "$1" = "configure" -o "$1" = "upgrade" ] && command -V udevadm >/dev/null 2>&1; then
 	# apply udev rules at package installation, see
 	# <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=683863#27>
 	# NOTA BENE: after the DEBHELPER section since dh_installudev