diff --git a/core/apps/counterparty/utils/counterparty.py b/core/apps/counterparty/utils/counterparty.py
index e9f005d..8cc78e8 100644
--- a/core/apps/counterparty/utils/counterparty.py
+++ b/core/apps/counterparty/utils/counterparty.py
@@ -1,5 +1,4 @@
-from django.db.models import Sum
-
+from django.db.models import Sum, Case, F, DecimalField, When
 
 from core.apps.finance.models import Expence
 from core.apps.finance.models import Income