diff --git a/inventory/host_vars/frederica.dmz.mateu.be.yml b/inventory/host_vars/frederica.dmz.mateu.be.yml
index 91bdad1..11c80b0 100644
--- a/inventory/host_vars/frederica.dmz.mateu.be.yml
+++ b/inventory/host_vars/frederica.dmz.mateu.be.yml
@@ -5,13 +5,14 @@ restic_backup_path:
 restic_backup_hour: 6
 restic_backup_minute: 45
 
-restic_aws_access_key_id: "SCW0VAFXE5MN9N8KVHTQ"
+restic_aws_access_key_id: "9b144522d13146c5851940fe6bb27fb5"
 restic_aws_secret_access_key: !vault |
           $ANSIBLE_VAULT;1.1;AES256
-          33656263333731333833613461336230626332666534376235643735373862663530393433396130
-          6161343663633037663033613135333232393364643533320a383630363938313435356261396662
-          36303063616264383530643638366332323061333835376131323666633234313833353662626438
-          3235353961303739390a323332376235363734373838613632376232383861613761616437316564
-          61333532656135333731313561663062323133613662373061666266383031343964623838336264
-          3936393838396163626438303962313931333165386363666139
-restic_s3_url: "https://s3.fr-par.scw.cloud/backup-libertus"
+          36313765613830623935393637356362326437626434373433323864623961393936353238393363
+          3834306364613939653136623863323233303235396165610a613763353866306462313363386162
+          35383735393462323964323863393362386232356366306237353335396564663338346661383764
+          3161616531313439320a613265633632353032386337356161373835336634666138393437313634
+          39386366363739313030353039363338373631306536633162616136666533306132346363653863
+          3133636565626436346139633065343766386564653162323663
+restic_s3_url: "https://s3.sbg.io.cloud.ovh.net/backup-libertus"
+restic_backup_retention: "--max-unused 1% -d 4 -w 3 -m 2"
diff --git a/roles/restic/defaults/main.yml b/roles/restic/defaults/main.yml
index 1bd48f6..1e8fd75 100644
--- a/roles/restic/defaults/main.yml
+++ b/roles/restic/defaults/main.yml
@@ -10,3 +10,4 @@ restic_backup_path: ["/srv", "/home", "/etc"]
 restic_backup_excluded_path: ["/srv/NOBACKUP"]
 restic_backup_hour: 6
 restic_backup_minute: 0
+restic_backup_retention: "--max-unused 1% -d 7 -w 4 -m 3"
diff --git a/roles/restic/templates/resticbackup.sh.j2 b/roles/restic/templates/resticbackup.sh.j2
index e7f6150..bb85d49 100644
--- a/roles/restic/templates/resticbackup.sh.j2
+++ b/roles/restic/templates/resticbackup.sh.j2
@@ -10,4 +10,4 @@ export AWS_SECRET_ACCESS_KEY="{{ restic_aws_secret_access_key }}"
 {{ restic_path }} backup --exclude-caches {% for i in restic_backup_excluded_path %} -e {{ i }} {% endfor %} {% for i in restic_backup_path %}{{ i }} {% endfor %}
 
 ## récupération de l'espace
-{{ restic_path }} forget --prune -d 7 -w 4 -m 3 -y 1
+{{ restic_path }} forget --prune {{ restic_backup_retention }}