diff --git a/Hcs.Client/Client/Api/Request/HouseManagement/ImportSupplyResourceContractDataRequest.cs b/Hcs.Client/Client/Api/Request/HouseManagement/ImportSupplyResourceContractDataRequest.cs
index 64f4bec..3822723 100644
--- a/Hcs.Client/Client/Api/Request/HouseManagement/ImportSupplyResourceContractDataRequest.cs
+++ b/Hcs.Client/Client/Api/Request/HouseManagement/ImportSupplyResourceContractDataRequest.cs
@@ -192,7 +192,9 @@ namespace Hcs.Client.Api.Request.HouseManagement
                 {
                     ContractNumber = payload.contractNumber,
                     SigningDate = payload.signingDate,
-                    EffectiveDate = payload.effectiveDate
+                    SigningDateSpecified = true,
+                    EffectiveDate = payload.effectiveDate,
+                    EffectiveDateSpecified = true
                 };
                 contract.Item = isNotContract;
             }
diff --git a/Hcs.Client/Client/Api/Request/HouseManagement/ImportSupplyResourceContractProjectRequest.cs b/Hcs.Client/Client/Api/Request/HouseManagement/ImportSupplyResourceContractProjectRequest.cs
index fd9ff59..65d6e79 100644
--- a/Hcs.Client/Client/Api/Request/HouseManagement/ImportSupplyResourceContractProjectRequest.cs
+++ b/Hcs.Client/Client/Api/Request/HouseManagement/ImportSupplyResourceContractProjectRequest.cs
@@ -187,7 +187,9 @@ namespace Hcs.Client.Api.Request.HouseManagement
                 {
                     ContractNumber = payload.contractNumber,
                     SigningDate = payload.signingDate,
-                    EffectiveDate = payload.effectiveDate
+                    SigningDateSpecified = true,
+                    EffectiveDate = payload.effectiveDate,
+                    EffectiveDateSpecified = true
                 };
                 contract.Item = isNotContract;
             }