diff --git a/src/cutecoin/core/registry/identity.py b/src/cutecoin/core/registry/identity.py
index 2d1816114f962b05742e3048872f981b66d3d6ae..7081d29216056e9e492d22a935e52ef7fbf0b549 100644
--- a/src/cutecoin/core/registry/identity.py
+++ b/src/cutecoin/core/registry/identity.py
@@ -403,6 +403,7 @@ class Identity(QObject):
         Refresh UID from uids list, got from a successful lookup request
         :param list uids: UIDs got from a lookup request
         """
+        timestamp = 0
         if self.local_state == LocalState.NOT_FOUND:
             for uid_data in uids:
                 if uid_data["meta"]["timestamp"] > timestamp: