diff --git a/src/spaceone/cost_analysis/service/cost_report_config_service.py b/src/spaceone/cost_analysis/service/cost_report_config_service.py
index 95be5db5..5a3969d7 100644
--- a/src/spaceone/cost_analysis/service/cost_report_config_service.py
+++ b/src/spaceone/cost_analysis/service/cost_report_config_service.py
@@ -81,6 +81,9 @@ def update(
             params.cost_report_config_id, params.domain_id
         )
 
+        if params.is_last_day is None:
+            params.is_last_day = False
+
         cost_report_config_vo = self.cost_report_mgr.update_cost_report_config_by_vo(
             params.dict(exclude_unset=True), cost_report_config_vo
         )
diff --git a/src/spaceone/cost_analysis/service/cost_report_data_service.py b/src/spaceone/cost_analysis/service/cost_report_data_service.py
index 76134ee5..ad1ba824 100644
--- a/src/spaceone/cost_analysis/service/cost_report_data_service.py
+++ b/src/spaceone/cost_analysis/service/cost_report_data_service.py
@@ -177,6 +177,7 @@ def create_cost_report_data(self, cost_report_config_vo: CostReportConfig):
             data_source_ids=data_source_ids,
             report_month=current_month,
             issue_day=issue_day,
+            is_confirmed=False,
         )
 
     def _aggregate_monthly_cost_report_data(
@@ -233,7 +234,7 @@ def _aggregate_monthly_cost_report_data(
                 aggregated_cost_report.pop("data_source_id")
             )
             aggregated_cost_report["cost"] = {
-                ag_cost_report_currency: aggregated_cost_report.pop("cost")
+                ag_cost_report_currency: aggregated_cost_report.pop("cost", 0.0)
             }
             aggregated_cost_report["currency"] = currency
             aggregated_cost_report["issue_date"] = f"{report_month}-{issue_day}"