diff --git a/scripts/backup_mariadb.sh b/scripts/backup_mariadb.sh
new file mode 100644
index 0000000..cd870cc
--- /dev/null
+++ b/scripts/backup_mariadb.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+# Répertoire des backups
+BACKUP_DIR="/mnt/backup_syno/dumps/mariadb/$(date +%F)"
+mkdir -p "$BACKUP_DIR"
+
+# Paramètres de connexion (exposés par Docker)
+MARIADB_HOST="127.0.0.1"
+MARIADB_PORT="3306"
+MARIADB_USER="root"
+MARIADB_PASSWORD="&22dt4H4&owV8DPb"
+
+# Vérifie si le client mysql est dispo
+if ! command -v mysql &> /dev/null; then
+    echo "mysql non trouvé. Installation silencieuse du client MariaDB..."
+    sudo apt-get update -qq
+    sudo DEBIAN_FRONTEND=noninteractive apt-get install -y mariadb-client > /dev/null
+fi
+
+# Liste des bases (hors systèmes)
+DATABASES=$(mysql -h $MARIADB_HOST -P $MARIADB_PORT -u$MARIADB_USER -p$MARIADB_PASSWORD \
+  -e "SHOW DATABASES;" 2>/dev/null | grep -Ev "(Database|information_schema|performance_schema|mysql|sys)")
+
+if [ -z "$DATABASES" ]; then
+    echo "Aucune base MariaDB trouvée ! Vérifie la connexion au conteneur."
+    exit 1
+fi
+
+echo "Bases MariaDB trouvées :"
+echo "$DATABASES"
+
+# Dump de chaque base
+for DB in $DATABASES; do
+    echo "Dump de la base $DB..."
+    mysqldump -h $MARIADB_HOST -P $MARIADB_PORT -u$MARIADB_USER -p$MARIADB_PASSWORD $DB \
+        | gzip > "$BACKUP_DIR/${DB}_$(date +%F).sql.gz"
+done
+
+echo "Backup MariaDB terminé dans $BACKUP_DIR"