diff --git a/debian/changelog b/debian/changelog
index e240d416..094335a6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -4,6 +4,10 @@ livecd-rootfs (2.840) UNRELEASED; urgency=medium
     to get their desktop packages. Previously most (all?) flavour builds got
     the snaps from that flavour's "desktop" seed implicitly added, but now an
     explicit add_task is needed.
+  * auto/config: alter check for unexpectedly seeded snaps in
+    ubuntu-cpc:minimized build. As the build no longer implicitly seeds the
+    snaps from the server seed, we can just assert no snaps are seeded. This
+    fixes an autopkgtest regression but also cleaner.
 
  -- Michael Hudson-Doyle <michael.hudson@ubuntu.com>  Thu, 18 May 2023 09:25:38 +1200
 
diff --git a/live-build/auto/config b/live-build/auto/config
index 4d6c080f..b7bec968 100755
--- a/live-build/auto/config
+++ b/live-build/auto/config
@@ -1170,22 +1170,15 @@ case $PROJECT:${SUBPROJECT:-} in
 esac
 
 if [ "$PROJECT:${SUBPROJECT:-}" = ubuntu-cpc:minimized ]; then
-	# We install a lxc script that installs the snap when invoked. We don't
-	# want any other snaps to come in without due consideration, so fail the
-	# build if we see such a snap.
-	for snap in `cat config/seeded-snaps`; do
-		case $snap in
-			lxd | lxd=*)
-				;;
-			*)
-				echo "Unexpected seeded snap for ubuntu-cpc:minimized build: $snap"
-				exit 1
-				;;
-		esac
-	done
+	# We install a lxc script that installs the snap when invoked and
+	# don't want any other snaps.
+	if [ -s config/seeded-snaps ]; then
+		echo "Unexpected seeded snaps for ubuntu-cpc:minimized build:"
+		cat config/seeded-snaps
+		exit 1
+	fi
 
-	# Truncate but don't delete to a) prevent any snaps from being seeded,
-	# while at the same time b) triggering initialization of assertions.
+	# Create an empty file to trigger initialization of assertions.
 	truncate --size 0 config/seeded-snaps
 fi