diff --git a/src/sakia/core/money/dividend_per_day.py b/src/sakia/core/money/dividend_per_day.py
index 59b5538b82546f3894f27689ad600df46b21d604..7528c867120fd6c249b4e3ba98466c966f2987e2 100644
--- a/src/sakia/core/money/dividend_per_day.py
+++ b/src/sakia/core/money/dividend_per_day.py
@@ -32,9 +32,9 @@ class DividendPerDay(BaseReferential):
     @classmethod
     def instance(cls, amount, community, app, block_number=None):
         if app.preferences['forgetfulness']:
-            return UDDToPast(amount, community, app, block_number)
-        else:
             return cls(amount, community, app, block_number)
+        else:
+            return UDDToPast(amount, community, app, block_number)
 
     @classmethod
     def translated_name(cls):
diff --git a/src/sakia/core/money/relative.py b/src/sakia/core/money/relative.py
index 696ae43a8501c2058d6adede258804657df8662a..004deb6c3aed2d7b2a597740d41e523a518c349d 100644
--- a/src/sakia/core/money/relative.py
+++ b/src/sakia/core/money/relative.py
@@ -34,9 +34,9 @@ class Relative(BaseReferential):
     @classmethod
     def instance(cls, amount, community, app, block_number=None):
         if app.preferences['forgetfulness']:
-            return RelativeToPast(amount, community, app, block_number)
-        else:
             return cls(amount, community, app, block_number)
+        else:
+            return RelativeToPast(amount, community, app, block_number)
 
     @classmethod
     def translated_name(cls):