diff --git a/route4me-csharp-sdk/CHANGELOG.md b/route4me-csharp-sdk/CHANGELOG.md
index d8055c6..68d712a 100644
--- a/route4me-csharp-sdk/CHANGELOG.md
+++ b/route4me-csharp-sdk/CHANGELOG.md
@@ -1,6 +1,9 @@
 # Changelog
 All notable changes to this project will be documented in this file.
 
+## [7.11.0.0] - 2024-01-31
+NoSolution is supported in OptimizationState
+
 ## [7.10.0.0] - 2024-01-29
 order_uuid is supported for Order V4.
 Order V5 API is supported.
diff --git a/route4me-csharp-sdk/Route4MeSDKLibrary/Route4MeSDKLibrary.csproj b/route4me-csharp-sdk/Route4MeSDKLibrary/Route4MeSDKLibrary.csproj
index bd6559e..b9246ae 100644
--- a/route4me-csharp-sdk/Route4MeSDKLibrary/Route4MeSDKLibrary.csproj
+++ b/route4me-csharp-sdk/Route4MeSDKLibrary/Route4MeSDKLibrary.csproj
@@ -16,10 +16,10 @@ The service is typically used by organizations who must route many drivers to ma
     <RepositoryUrl>https://github.com/route4me/route4me-net-core/tree/master/route4me-csharp-sdk</RepositoryUrl>
     <RepositoryType>git</RepositoryType>
     <PackageTags>Route4Me, Route Optimization, SDK, GIS</PackageTags>
-    <Version>7.10.0.0</Version>
+    <Version>7.11.0.0</Version>
     <PackageReleaseNotes>See https://github.com/route4me/route4me-net-core/blob/master/route4me-csharp-sdk/CHANGELOG.md for release note details.</PackageReleaseNotes>
-    <AssemblyVersion>7.10.0.0</AssemblyVersion>
-    <FileVersion>7.10.0.0</FileVersion>
+    <AssemblyVersion>7.11.0.0</AssemblyVersion>
+    <FileVersion>7.11.0.0</FileVersion>
 
     <SignAssembly>true</SignAssembly>
     <AssemblyOriginatorKeyFile>r4m_csharp_sdk.snk</AssemblyOriginatorKeyFile>