diff --git a/src/plugins/rel_pt.py b/src/plugins/rel_pt.py
index 0621c9561..0226776ef 100644
--- a/src/plugins/rel_pt.py
+++ b/src/plugins/rel_pt.py
@@ -113,8 +113,8 @@ _niece_level = [ "", "sobrinha", "sobrinha neta", "sobrinha bisneta", ]
 #-------------------------------------------------------------------------
 class RelationshipCalculator(Relationship.RelationshipCalculator):
 
-    def __init__(self,db):
-        Relationship.RelationshipCalculator.__init__(self,db)
+    def __init__(self):
+        Relationship.RelationshipCalculator.__init__(self)
 
     def get_male_cousin(self,level):
         if level<len(_level_name_male):