diff --git a/plexupdate.sh b/plexupdate.sh
index 3d55aad..0043f98 100755
--- a/plexupdate.sh
+++ b/plexupdate.sh
@@ -548,6 +548,11 @@ if [ ! -z "${PLEXSERVER}" -a "${AUTOINSTALL}" = "yes" ]; then
 fi
 
 if [ "${AUTOINSTALL}" = "yes" ]; then
+	if ! hash ldconfig 2>/dev/null && [ -x /sbin/ldconfig -a "${DISTRO}" = "ubuntu" ]; then
+		export PATH=$PATH:/sbin
+	fi
+	# no elif since DISTRO_INSTALL will produce error output for us
+
 	${DISTRO_INSTALL} "${DOWNLOADDIR}/${FILENAME}"
 fi