diff --git a/core/apps/finance/serializers/expence_chat.py b/core/apps/finance/serializers/expence_chat.py
index 6287170..adbbbe2 100644
--- a/core/apps/finance/serializers/expence_chat.py
+++ b/core/apps/finance/serializers/expence_chat.py
@@ -11,7 +11,7 @@ class ExpenceMessageListSerializer(serializers.ModelSerializer):
     class Meta:
         model = ExpenceMessage
         fields = [
-            'id', 'user', 'message', 'file'
+            'id', 'user', 'message', 'file', 'created_at'
         ]
     
     def get_user(self, obj):
diff --git a/core/apps/finance/serializers/income_chat.py b/core/apps/finance/serializers/income_chat.py
index 1e4c193..4fa356a 100644
--- a/core/apps/finance/serializers/income_chat.py
+++ b/core/apps/finance/serializers/income_chat.py
@@ -11,7 +11,7 @@ class IncomeMessageListSerializer(serializers.ModelSerializer):
     class Meta:
         model = IncomeMessage
         fields = [
-            'id', 'user', 'message', 'file'
+            'id', 'user', 'message', 'file', 'created_at'
         ]
     
     def get_user(self, obj):