diff --git a/debian/changelog b/debian/changelog
index c3039d90..df5a7cfc 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+livecd-rootfs (2.812) UNRELEASED; urgency=medium
+
+  * Inform cloud-init when network manager is in use.  (LP: #1982855)
+
+ -- Dan Bungert <daniel.bungert@canonical.com>  Thu, 09 Mar 2023 14:59:17 -0600
+
 livecd-rootfs (2.811) lunar; urgency=medium
 
   [ John Chittum ]
diff --git a/live-build/functions b/live-build/functions
index 210a783c..e1f00005 100644
--- a/live-build/functions
+++ b/live-build/functions
@@ -1006,6 +1006,27 @@ network:
   version: 2
   renderer: NetworkManager
 EOF
+
+        # inform cloud-init of the same (LP: #1982855)
+        mkdir -p chroot/etc/cloud/cloud.cfg.d
+        cat <<EOF > chroot/etc/cloud/cloud.cfg.d/99-installer-use-networkmanager.cfg
+# Let NetworkManager manage all devices on this system
+system_info:
+  network:
+    renderers: ['network-manager']
+    activators: ['network-manager']
+EOF
+
+        # Allow cloud-init clean to inform of strict network-manager config
+        mkdir -p chroot/etc/cloud/clean.d
+        cat <<EOF > chroot/etc/cloud/clean.d/99-installer-use-networkmanager
+# Inform clone image creators about strict network-manager cfg for cloud-init
+if [ -f /etc/cloud/cloud.cfg.d/99-installer-use-networkmanager.cfg ]; then
+  echo "WARNING: cloud-init network config is limited to using network-manager."
+  echo "If this is undesirable: rm /etc/cloud/cloud.cfg.d/99-installer-use-networkmanager.cfg"
+fi
+EOF
+        chmod +x chroot/etc/cloud/clean.d/99-installer-use-networkmanager
     else
         echo "==== NetworkManager not installed ===="
     fi