diff --git a/debian/changelog b/debian/changelog
index a6b4f007..f593f7b4 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+livecd-rootfs (2.548) disco; urgency=medium
+
+  * Key netplan delegation to NetworkManager on presence of
+    /usr/sbin/NetworkManager, not on /usr/lib/NetworkManager which may have
+    hooks from other packages (i.e., wpasupplicant).
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Thu, 06 Dec 2018 13:38:09 +0200
+
 livecd-rootfs (2.547) disco; urgency=medium
 
   [ Łukasz Zemczak ]
diff --git a/live-build/auto/build b/live-build/auto/build
index f27bbb7b..fb35aa30 100755
--- a/live-build/auto/build
+++ b/live-build/auto/build
@@ -451,7 +451,7 @@ EOF
 	# default. Installing NM on an existing system only manages wifi and wwan via
 	# /usr/lib/NetworkManager/conf.d/10-globally-managed-devices.conf. When setting
 	# the global backend to NM, netplan overrides that file.
-	if [ -d chroot/usr/lib/NetworkManager ]; then
+	if [ -e chroot/usr/sbin/NetworkManager ]; then
 		echo "===== Enabling all devices in NetworkManager ===="
 		mkdir -p chroot/etc/netplan
 		cat <<EOF > chroot/etc/netplan/01-network-manager-all.yaml