diff --git a/ct/debian.sh b/ct/debian.sh
index a7ed93b3d..7798f275b 100644
--- a/ct/debian.sh
+++ b/ct/debian.sh
@@ -11,7 +11,7 @@ var_cpu="${var_cpu:-4}"
 var_ram="${var_ram:-4096}"
 var_disk="${var_disk:-15}"
 var_os="${var_os:-debian}"
-var_version="${var_version:-12}"
+var_version="${var_version:-13}"
 var_unprivileged="${var_unprivileged:-1}"
 #var_fuse="${var_fuse:-no}"
 #var_tun="${var_tun:-no}"