diff --git a/SchengenVisaApi/Domains/ApplicantDomain/Applicant.cs b/SchengenVisaApi/Domains/ApplicantDomain/Applicant.cs
index 9f95507..c174ac6 100644
--- a/SchengenVisaApi/Domains/ApplicantDomain/Applicant.cs
+++ b/SchengenVisaApi/Domains/ApplicantDomain/Applicant.cs
@@ -12,7 +12,7 @@ namespace Domains.ApplicantDomain
         public Name Name { get; set; } = null!;
 
         /// Passport of <see cref="Applicant"/>
-        public Passport Passport { get; set; }
+        public Passport Passport { get; set; } = null!;
 
         /// Date of birth of the <see cref="Applicant"/>
         public DateOnly BirthDate { get; set; }
@@ -42,7 +42,7 @@ namespace Domains.ApplicantDomain
         public Name MotherName { get; set; } = null!;
 
         /// Position of <see cref="Applicant"/>
-        public string JobTitle { get; set; }
+        public string JobTitle { get; set; } = null!;
 
         /// Place of <see cref="Applicant"/>'s work
         public PlaceOfWork PlaceOfWork { get; set; } = null!;
diff --git a/SchengenVisaApi/Infrastructure/Database/Configuration/VisaApplication/VisaApplicationConfiguration.cs b/SchengenVisaApi/Infrastructure/Database/Configuration/VisaApplication/VisaApplicationConfiguration.cs
index 2ae43d2..bb9f942 100644
--- a/SchengenVisaApi/Infrastructure/Database/Configuration/VisaApplication/VisaApplicationConfiguration.cs
+++ b/SchengenVisaApi/Infrastructure/Database/Configuration/VisaApplication/VisaApplicationConfiguration.cs
@@ -1,5 +1,4 @@
-using Domains.VisaApplicationDomain;
-using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Metadata.Builders;
 
 namespace Infrastructure.Database.Configuration.VisaApplication
diff --git a/SchengenVisaApi/Infrastructure/Database/DbContext.cs b/SchengenVisaApi/Infrastructure/Database/DbContext.cs
index eb23719..a5dca34 100644
--- a/SchengenVisaApi/Infrastructure/Database/DbContext.cs
+++ b/SchengenVisaApi/Infrastructure/Database/DbContext.cs
@@ -1,5 +1,4 @@
 using System.Reflection;
-using Domains;
 using Microsoft.EntityFrameworkCore;
 
 namespace Infrastructure.Database