diff --git a/helpers/DATA/apt-setup/99deb822-breadcrumb b/helpers/DATA/apt-setup/99deb822-breadcrumb
index bc5d8a7..978ce92 100755
--- a/helpers/DATA/apt-setup/99deb822-breadcrumb
+++ b/helpers/DATA/apt-setup/99deb822-breadcrumb
@@ -1,7 +1,18 @@
 #!/bin/sh
 set -e
+. /usr/share/debconf/confmodule
 
-LEGACY="/target/etc/apt/sources.list"
-MSG="# Trisquel sources have moved to /etc/apt/sources.list.d/trisquel.sources"
+file="$1"
+ROOT="${ROOT:-/target}"
+LEGACY="$ROOT/etc/apt/sources.list"
+SD="$ROOT/etc/apt/sources.list.d"
+SAVETO="$ROOT/etc/apt/sources.list.new"
 
-printf '%s\n' "$MSG" > "$LEGACY"
+# If .sources exist, leave sources.list reduced only as a breadcrumb
+if ls "$SD"/*.sources >/dev/null 2>&1; then
+    MSG="# Trisquel sources have moved to /etc/apt/sources.list.d/trisquel.sources"
+    : > "$SAVETO"
+    printf '%s\n' "$MSG" > "$file"    # lo que verify appenderá
+fi
+
+exit 0
diff --git a/helpers/make-apt-setup b/helpers/make-apt-setup
index e580a54..90c8bb5 100644
--- a/helpers/make-apt-setup
+++ b/helpers/make-apt-setup
@@ -18,7 +18,7 @@
 #    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 #
 
-VERSION=4.9
+VERSION=4.9.1
 EXTERNAL='deb-src http://ftp.debian.org/debian trixie main'
 REPOKEY=78DBA3BC47EF2265
 NETINST=true