diff --git a/backup.sh b/backup.sh
new file mode 100755
index 0000000..2aa0133
--- /dev/null
+++ b/backup.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+# backup directory
+backupDir=./backup
+mkdir -p ${backupDir}
+mkdir -p ${backupDir}/db
+mkdir -p ${backupDir}/repositories
+
+# current date
+currentDate=$(date +"%Y-%m-%d_%H-%M-%S")
+
+
+# backup mysql
+dbFile="${backupDir}/db/${currentDate}.sql"
+docker-compose exec mysql-gitbucket sh -c 'exec mysqldump --lock-tables --default-character-set=utf8mb4 -uroot -p"${MYSQL_ROOT_PASSWORD}" ${GITBUCKET_DATABASE_NAME}' > ${dbFile}
+tar -cj ${dbFile} -f "${dbFile}.tbz2"
+rm ${dbFile}
+
+# backup repositories
+repoFile="${backupDir}/repositories/${currentDate}.tbz2"
+tar -cj data/repositories -f ${repoFile}
+
+# delete all files older 10 days
+find ${backupDir} -iname "*.tbz2" -type f -mtime +10 -exec rm {} \; > /dev/null