diff --git a/AsbCloudInfrastructure/Repository/ProcessMapRepository.cs b/AsbCloudInfrastructure/Repository/ProcessMapRepository.cs
index 24a6fb74..260fa925 100644
--- a/AsbCloudInfrastructure/Repository/ProcessMapRepository.cs
+++ b/AsbCloudInfrastructure/Repository/ProcessMapRepository.cs
@@ -11,6 +11,7 @@ using System.Threading.Tasks;
 
 namespace AsbCloudInfrastructure.Repository
 {
+#nullable enable
     public class ProcessMapRepository : CrudWellRelatedServiceBase<ProcessMapDto, ProcessMap>,
         IProcessMapRepository
     {
@@ -100,4 +101,5 @@ namespace AsbCloudInfrastructure.Repository
             return dto;
         }
     }
+#nullable disable
 }
\ No newline at end of file