diff --git a/sat/memory/encryption.py b/sat/memory/encryption.py
index 284f401b..0f5d33ec 100644
--- a/sat/memory/encryption.py
+++ b/sat/memory/encryption.py
@@ -379,7 +379,7 @@ class EncryptionHandler:
             raise NotImplementedError(
                 "Encryption plugin doesn't handle trust management UI")
         else:
-            return defer.maybeDeferred(get_trust_ui, self.client, entity_jid)
+            return utils.asDeferred(get_trust_ui, self.client, entity_jid)
 
     ## Menus ##