diff --git a/releasenotes/4.1.12.props b/releasenotes/4.1.12.props
new file mode 100644
index 0000000..b8309c7
--- /dev/null
+++ b/releasenotes/4.1.12.props
@@ -0,0 +1,7 @@
+<Project>
+  <PropertyGroup>
+    <PackageReleaseNotes>
+* Fix multi threading issue with "get all keys"
+</PackageReleaseNotes>
+  </PropertyGroup>
+</Project>
diff --git a/src/CondenserDotNet.Client/CondenserDotNet.Client.csproj b/src/CondenserDotNet.Client/CondenserDotNet.Client.csproj
index b7f38bb..7f8c57a 100644
--- a/src/CondenserDotNet.Client/CondenserDotNet.Client.csproj
+++ b/src/CondenserDotNet.Client/CondenserDotNet.Client.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\..\common.props" />
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
@@ -21,9 +21,9 @@
     <PackageReference Include="Microsoft.AspNetCore.Hosting.Server.Abstractions" Version="2.0.1" />
   </ItemGroup>
 
-  <ItemGroup>
+  <!--<ItemGroup>
     <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
     <PackageReference Include="System.Reflection" Version="4.3.0" />
-  </ItemGroup>
+  </ItemGroup>-->
 
 </Project>
diff --git a/src/CondenserDotNet.Core/CondenserDotNet.Core.csproj b/src/CondenserDotNet.Core/CondenserDotNet.Core.csproj
index e292e59..f5b99b9 100644
--- a/src/CondenserDotNet.Core/CondenserDotNet.Core.csproj
+++ b/src/CondenserDotNet.Core/CondenserDotNet.Core.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\..\common.props" />
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
@@ -13,6 +13,5 @@
     <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
     <PackageReference Include="Microsoft.AspNetCore.Http" Version="2.0.1" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="2.0.0" />
-    <PackageReference Include="System.Net.Http" Version="4.3.3" />
   </ItemGroup>
 </Project>
diff --git a/src/CondenserDotNet.Server/CondenserDotNet.Server.csproj b/src/CondenserDotNet.Server/CondenserDotNet.Server.csproj
index 35cc703..f736ffa 100644
--- a/src/CondenserDotNet.Server/CondenserDotNet.Server.csproj
+++ b/src/CondenserDotNet.Server/CondenserDotNet.Server.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\..\common.props" />
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
@@ -17,11 +17,6 @@
     <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.0.1" />
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="2.0.1" />
     <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
-    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/version.props b/version.props
index 4f458a3..3da23e0 100644
--- a/version.props
+++ b/version.props
@@ -1,6 +1,6 @@
 <Project>
     <PropertyGroup>
-        <VersionPrefix>4.1.11</VersionPrefix>
+        <VersionPrefix>4.1.12</VersionPrefix>
         <VersionSuffix>beta</VersionSuffix>
     </PropertyGroup>
 </Project>