diff --git a/hosts/architect/backup.nix b/hosts/architect/backup.nix
index 6ad0662..14b3e83 100644
--- a/hosts/architect/backup.nix
+++ b/hosts/architect/backup.nix
@@ -5,7 +5,7 @@
     backblaze = {
       initialize = true;
       passwordFile = "/secrets/restic/data.key";
-      s3CredentialsFile = "/secrets/restic/credentials.txt";
+      environmentFile = "/secrets/restic/credentials.txt";
       repository = "b2:architect:/";
       paths = [ "/var/lib" "/secrets" ];
       pruneOpts = [