diff --git a/backend/src/uxbox/services/auth.clj b/backend/src/uxbox/services/auth.clj
index 67defb8f6c..69d1c60ea8 100644
--- a/backend/src/uxbox/services/auth.clj
+++ b/backend/src/uxbox/services/auth.clj
@@ -10,7 +10,6 @@
             [buddy.hashers :as hashers]
             [buddy.sign.jwt :as jwt]
             [buddy.core.hash :as hash]
-            [clj-ldap.client :as ldap]
             [uxbox.config :as cfg]
             [uxbox.util.spec :as us]
             [uxbox.db :as db]
diff --git a/backend/src/uxbox/util/response.clj b/backend/src/uxbox/util/response.clj
index 4ecf79dae9..1ca733bb78 100644
--- a/backend/src/uxbox/util/response.clj
+++ b/backend/src/uxbox/util/response.clj
@@ -27,7 +27,7 @@
 
 (defn digest
   [^bytes data]
-  (-> (hash/blake2b-256 data)
+  (-> (hash/blake2b-512 data)
       (b64/encode true)
       (codecs/bytes->str)))