diff --git a/precise/base-0k/hooks/install.d/30-customize.sh b/precise/base-0k/hooks/install.d/30-customize.sh
index 33c58a9..90f93ab 100755
--- a/precise/base-0k/hooks/install.d/30-customize.sh
+++ b/precise/base-0k/hooks/install.d/30-customize.sh
@@ -41,7 +41,7 @@ if ! type -p fzf; then
     case $(lsb_release -is) in
         Debian)
             case $(lsb_release -rs) in
-                9)
+                9|9.*)
                     backports_list="/etc/apt/sources.list.d/backports.list"
                     if ! [ -e "$backports_list" ]; then
                         echo "deb http://ftp.debian.org/debian stretch-backports main" > \