diff --git a/src/FrostFS.SDK.ModelsV2/FrostFS.SDK.ModelsV2.csproj b/src/FrostFS.SDK.ModelsV2/FrostFS.SDK.ModelsV2.csproj
index d4993b7..be180b0 100644
--- a/src/FrostFS.SDK.ModelsV2/FrostFS.SDK.ModelsV2.csproj
+++ b/src/FrostFS.SDK.ModelsV2/FrostFS.SDK.ModelsV2.csproj
@@ -18,9 +18,4 @@
     <ProjectReference Include="..\FrostFS.SDK.Cryptography\FrostFS.SDK.Cryptography.csproj" />
   </ItemGroup>
 
-  <ItemGroup>
-    <AssemblyAttribute Include="System.Runtime.CompilerServices.InternalsVisibleTo">
-      <_Parameter1>FrostFS.SDK.ClientV2</_Parameter1>
-    </AssemblyAttribute>
-  </ItemGroup>
 </Project>
diff --git a/src/FrostFS.SDK.ModelsV2/Object/FrostFsObject.cs b/src/FrostFS.SDK.ModelsV2/Object/FrostFsObject.cs
index fa2586a..6b095a8 100644
--- a/src/FrostFS.SDK.ModelsV2/Object/FrostFsObject.cs
+++ b/src/FrostFS.SDK.ModelsV2/Object/FrostFsObject.cs
@@ -36,7 +36,7 @@ public class FrostFsObject
     /// </summary>
     public ObjectId? ObjectId
     {
-        get; internal set;
+        get; set;
     }
 
     /// <summary>
diff --git a/src/FrostFS.SDK.ModelsV2/SessionToken.cs b/src/FrostFS.SDK.ModelsV2/SessionToken.cs
index e7da09a..2865ca3 100644
--- a/src/FrostFS.SDK.ModelsV2/SessionToken.cs
+++ b/src/FrostFS.SDK.ModelsV2/SessionToken.cs
@@ -1,11 +1,6 @@
 namespace FrostFS.SDK.ModelsV2;
 
-public class SessionToken
+public class SessionToken(byte[] token)
 {
-    internal SessionToken(byte[] token)
-    {
-        Token = token;
-    }
-
-    public byte[] Token { get; private set; }
+    public byte[] Token { get; private set; } = token;
 }
diff --git a/src/FrostFS.SDK.ModelsV2/Version.cs b/src/FrostFS.SDK.ModelsV2/Version.cs
index 3d852fb..88bdee2 100644
--- a/src/FrostFS.SDK.ModelsV2/Version.cs
+++ b/src/FrostFS.SDK.ModelsV2/Version.cs
@@ -1,15 +1,9 @@
 namespace FrostFS.SDK.ModelsV2;
 
-public class Version
+public class Version(int major, int minor)
 {
-    public int Major { get; set; }
-    public int Minor { get; set; }
-
-    public Version(int major, int minor)
-    {
-        Major = major;
-        Minor = minor;
-    }
+    public int Major { get; set; } = major;
+    public int Minor { get; set; } = minor;
 
     public bool IsSupported(Version version)
     {