diff --git a/dev/list-rfs.sh b/dev/list-rfs.sh
index f7cb2aa..d217370 100755
--- a/dev/list-rfs.sh
+++ b/dev/list-rfs.sh
@@ -8,6 +8,9 @@
         continue
     fi
     echo -e "$(date -d@"$t") \e[32m$pkg\e[0m"
+    if ! head -1 $(dirname "$i")/changelog |grep -q UNRELEASED-FIXME-AUTOGENERATED-DEBCARGO; then
+        echo "\e[31mRFS but the first line of the changelog doesn't contain UNRELEASED-FIXME-AUTOGENERATED-DEBCARGO\e[0m"
+    fi
     # trim the content
     content=$(xargs '-d\n' echo -n < "$i")
     if test -n "$content"; then