diff --git a/ansible/roles/restic/files/backrest.sh b/ansible/roles/restic/files/backrest.sh
index a096077..3fcd4e4 100644
--- a/ansible/roles/restic/files/backrest.sh
+++ b/ansible/roles/restic/files/backrest.sh
@@ -2,10 +2,10 @@
 
 set -e
 
-export B2_ACCOUNT_ID="{{ restic_b2_account_id }}"
-export B2_ACCOUNT_KEY="{{ restic_b2_account_key }}"
+export AWS_ACCESS_KEY_ID="{{ restic_b2_account_id }}"
+export AWS_SECRET_ACCESS_KEY="{{ restic_b2_account_key }}"
 export RESTIC_PASSWORD="{{ restic_key }}"
-export RESTIC_REPOSITORY="b2:{{ restic_b2_bucket }}"
+export RESTIC_REPOSITORY="s3:{{ restic_b2_endpoint }}/{{ restic_b2_bucket }}"
 export GOGC=20  # HACK: Work around for restic's high memory usage https://github.com/restic/restic/issues/1988
 
 set -x
diff --git a/ansible/roles/restic/vars/main.yml b/ansible/roles/restic/vars/main.yml
index 09ca845..9faa57d 100644
--- a/ansible/roles/restic/vars/main.yml
+++ b/ansible/roles/restic/vars/main.yml
@@ -24,6 +24,7 @@ restic_key: !vault |
   61303164333662353732656265386430383566343462633435626334373331316663363563616662
   66643135336539333738623231346331623464636637373639666435663961383936
 restic_b2_bucket: 0rng-restic
+restic_b2_endpoint: s3.eu-central-003.backblazeb2.com
 healthchecks_host: https://hc-ping.com
 
 restic_homeassistant_mounts: