diff --git a/values/loki.yml.tpl b/values/loki.yml.tpl
index ed0f98e..29526d8 100644
--- a/values/loki.yml.tpl
+++ b/values/loki.yml.tpl
@@ -48,6 +48,7 @@ loki:
     configs:
       - from: "2024-04-01"
         index:
+          prefix: index_
           period: 24h
         object_store: s3
         schema: v13
@@ -55,10 +56,11 @@ loki:
   # Storage configuration
   storage:
     bucketNames:
-      chunks: ${s3_bucket_name}
-      ruler: ${s3_bucket_name}
-      admin: ${s3_bucket_name}
+      chunks: ${s3_bucket_name}/chunks
+      ruler: ${s3_bucket_name}/ruler
+      admin: ${s3_bucket_name}/admin
     object_store:
+      prefix: loki/
       s3:
         bucketName: ${s3_bucket_name}
         endpoint: s3.${region}.amazonaws.com