diff --git a/addons/gamification/models/goal.py b/addons/gamification/models/goal.py
index 7debe85e778..d85d2a765b0 100644
--- a/addons/gamification/models/goal.py
+++ b/addons/gamification/models/goal.py
@@ -316,7 +316,7 @@ class gamification_goal(osv.Model):
                         if result != goal.current:
                             goals_to_write[goal.id]['current'] = result
                     else:
-                        _logger.exception(_('Invalid return content from the evaluation of code for definition %s' % definition.name))
+                        _logger.exception(_('Invalid return content from the evaluation of code for definition %s') % definition.name)
 
             else:  # count or sum