diff --git a/rhodecode/model/db.py b/rhodecode/model/db.py
index 284be39d..03242c9c 100644
--- a/rhodecode/model/db.py
+++ b/rhodecode/model/db.py
@@ -948,7 +948,7 @@ class User(Base, BaseModel):
         old.update(**kwargs)
         usr.user_data = old
         Session().add(usr)
-        log.debug('updated userdata with ', kwargs)
+        log.debug('updated userdata with %s', kwargs)
 
     def update_lastlogin(self):
         """Update user lastlogin"""
diff --git a/rhodecode/model/user.py b/rhodecode/model/user.py
index 45ee8231..74f42ceb 100644
--- a/rhodecode/model/user.py
+++ b/rhodecode/model/user.py
@@ -328,7 +328,7 @@ class UserModel(BaseModel):
             new_user = User()
             edit = False
         else:
-            log.debug('updating user %s', username)
+            log.debug('updating user `%s`', username)
             events.trigger(events.UserPreUpdate(user, user_data))
             new_user = user
             edit = True