diff --git a/plugins/plugin_misc_tarot.py b/plugins/plugin_misc_tarot.py
index 9ea03ecf..7001b55f 100755
--- a/plugins/plugin_misc_tarot.py
+++ b/plugins/plugin_misc_tarot.py
@@ -272,7 +272,7 @@ class Tarot():
                 bouts.append(card.value)
             score += card.points
         
-        #We now check if there is no bug in score calculation
+        #We we do a basic check on score calculation
         check_score = 0
         defenseurs = game_data['players'][:]
         defenseurs.remove(game_data['attaquant'])
@@ -302,11 +302,12 @@ class Tarot():
         elif game_data['contrat'] == 'Garde Contre':
             contrat_mult = 6
         else:
-            error(_('Internal error: contrat not managed (mispelled ?)'))
+            error(_('INTERNAL ERROR: contrat not managed (mispelled ?)'))
+            assert(False)
 
         victory = (score >= point_limit)
-        margin = score - point_limit
-        points_defenseur = (-margin + 25) * contrat_mult
+        margin = abs(score - point_limit)
+        points_defenseur = (margin + 25) * contrat_mult * (-1 if victory else 1)
         winners = []
         loosers = []
         player_score = {}