diff --git a/pbc b/pbc
index 08c43a6..14e2ecd 100755
--- a/pbc
+++ b/pbc
@@ -86,7 +86,6 @@ function apt_get_install() {
   return $rc
 }
 
-WORK_DIR=''
 function cleanup_work_dir() {
   [ -n "$WORK_DIR" ] && [ -d "$WORK_DIR" ] && rm -r "$WORK_DIR"
   trap - EXIT
@@ -143,7 +142,6 @@ function install_proxmox_backup_client() {
   cleanup_work_dir
 }
 
-
 function arr_contains() {
   local search=$1
   shift
@@ -275,7 +273,6 @@ while (( $# > 0 )); do
   fi
 done
 
-
 if [ -f "$cfgfile" ]; then
   perms=$(stat -c '%a' "$cfgfile")
   (( 8#$perms & 0022 )) && echo "Error: $cfgfile is writable by group or others!" >&2 && exit 202