diff --git a/files/bashscripts/debian/debian-essentials.sh b/files/bashscripts/debian/debian-essentials.sh
index cd7b1a7..a4fff18 100755
--- a/files/bashscripts/debian/debian-essentials.sh
+++ b/files/bashscripts/debian/debian-essentials.sh
@@ -9,7 +9,7 @@ if [[ ! -f /etc/apt/apt.conf.d/local ]] ; then
 fi
 
 # update bookworm to new debian.sources file
-if [[ -f /etc/apt/sources.list ]] ; then
+if [[ -f /etc/apt/sources.list.d/debian.sources ]] ; then
     isInFile=$(cat /etc/apt/sources.list | grep -c "bullseye")
         if [ $isInFile -eq 0 ]; then
             mkdir /etc/apt/mirrors > /dev/null 2>&1