diff --git a/scripts/backup.sh b/scripts/backup.sh
index 2bab90d..244308a 100644
--- a/scripts/backup.sh
+++ b/scripts/backup.sh
@@ -3,8 +3,6 @@
 . /app/includes.sh
 
 TODAY=$(date +%Y%m%d)
-DATA_DIR="/bitwarden/data/"
-BACKUP_DIR="/bitwarden/backup/"
 # backup bitwarden_rs database file
 BACKUP_FILE_DB="${BACKUP_DIR}/db.${TODAY}.sqlite3"
 # backup bitwarden_rs config file
@@ -21,8 +19,6 @@ function clear_dir() {
 function backup_db() {
     color blue "backup bitwarden_rs sqlite database"
 
-    local DATA_DB="${DATA_DIR}/db.sqlite3"
-
     if [[ -f "${DATA_DB}" ]]; then
         sqlite3 ${DATA_DB} ".backup ${BACKUP_FILE_DB}"
     else
@@ -33,8 +29,6 @@ function backup_db() {
 function backup_config() {
     color blue "backup bitwarden_rs config"
 
-    local DATA_CONFIG="${DATA_DIR}/config.json"
-
     if [[ -f "${DATA_CONFIG}" ]]; then
         cp -f ${DATA_DIR}/config.json ${BACKUP_FILE_CONFIG}
     else
diff --git a/scripts/includes.sh b/scripts/includes.sh
index d9a2859..88989a5 100644
--- a/scripts/includes.sh
+++ b/scripts/includes.sh
@@ -1,5 +1,10 @@
 #!/bin/sh
 
+DATA_DIR="/bitwarden/data/"
+DATA_DB="${DATA_DIR}/db.sqlite3"
+DATA_CONFIG="${DATA_DIR}/config.json"
+DATA_ATTACHMENTS="${DATA_DIR}/attachments"
+BACKUP_DIR="/bitwarden/backup/"
 #################### Function ####################
 ########################################
 # Print colorful message.