diff --git a/Demos/ASP.NET MVC/src/GroupDocs.Viewer.AspNetMvc.csproj b/Demos/ASP.NET MVC/src/GroupDocs.Viewer.AspNetMvc.csproj
index b40cbc33..1a25290a 100644
--- a/Demos/ASP.NET MVC/src/GroupDocs.Viewer.AspNetMvc.csproj	
+++ b/Demos/ASP.NET MVC/src/GroupDocs.Viewer.AspNetMvc.csproj	
@@ -46,8 +46,8 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="AsyncKeyedLock, Version=6.2.1.0, Culture=neutral, PublicKeyToken=c6dde91429ba0f2f, processorArchitecture=MSIL">
-      <HintPath>packages\AsyncKeyedLock.6.2.1\lib\netstandard2.0\AsyncKeyedLock.dll</HintPath>
+    <Reference Include="AsyncKeyedLock, Version=6.3.4.0, Culture=neutral, PublicKeyToken=c6dde91429ba0f2f, processorArchitecture=MSIL">
+      <HintPath>packages\AsyncKeyedLock.6.3.4\lib\netstandard2.0\AsyncKeyedLock.dll</HintPath>
     </Reference>
     <Reference Include="GroupDocs.Viewer, Version=23.12.0.0, Culture=neutral, PublicKeyToken=716fcc553a201e56, processorArchitecture=MSIL">
       <HintPath>packages\GroupDocs.Viewer.23.12.0\lib\net462\GroupDocs.Viewer.dll</HintPath>
@@ -288,4 +288,4 @@
     <Message Importance="high" Text="*** Bundling client files ***" />
     <Exec WorkingDirectory="$(ClientRoot)" Command="npm run build" ContinueOnError="false" />
   </Target>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/Demos/ASP.NET MVC/src/packages.config b/Demos/ASP.NET MVC/src/packages.config
index e1761cf1..2fd2a730 100644
--- a/Demos/ASP.NET MVC/src/packages.config	
+++ b/Demos/ASP.NET MVC/src/packages.config	
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="AsyncKeyedLock" version="6.2.1" targetFramework="net48" />
+  <package id="AsyncKeyedLock" version="6.3.4" targetFramework="net48" />
   <package id="GroupDocs.Viewer" version="23.12.0" targetFramework="net48" />
   <package id="Microsoft.AspNet.Cors" version="5.2.9" targetFramework="net48" />
   <package id="Microsoft.AspNet.Mvc" version="5.2.9" targetFramework="net48" />
@@ -18,4 +18,4 @@
   <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net48" />
   <package id="Unity" version="5.11.10" targetFramework="net48" />
   <package id="Unity.WebAPI" version="5.4.0" targetFramework="net48" />
-</packages>
\ No newline at end of file
+</packages>
diff --git a/Demos/ASP.NET Web Forms/src/GroupDocs.Viewer.AspNetWebForms.csproj b/Demos/ASP.NET Web Forms/src/GroupDocs.Viewer.AspNetWebForms.csproj
index cc378e68..cbea16a5 100644
--- a/Demos/ASP.NET Web Forms/src/GroupDocs.Viewer.AspNetWebForms.csproj	
+++ b/Demos/ASP.NET Web Forms/src/GroupDocs.Viewer.AspNetWebForms.csproj	
@@ -47,8 +47,8 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="AsyncKeyedLock, Version=6.2.1.0, Culture=neutral, PublicKeyToken=c6dde91429ba0f2f, processorArchitecture=MSIL">
-      <HintPath>packages\AsyncKeyedLock.6.2.1\lib\netstandard2.0\AsyncKeyedLock.dll</HintPath>
+    <Reference Include="AsyncKeyedLock, Version=6.3.4.0, Culture=neutral, PublicKeyToken=c6dde91429ba0f2f, processorArchitecture=MSIL">
+      <HintPath>packages\AsyncKeyedLock.6.3.4\lib\netstandard2.0\AsyncKeyedLock.dll</HintPath>
     </Reference>
     <Reference Include="GroupDocs.Viewer, Version=23.10.0.0, Culture=neutral, PublicKeyToken=716fcc553a201e56, processorArchitecture=MSIL">
       <HintPath>packages\GroupDocs.Viewer.23.10.0\lib\net462\GroupDocs.Viewer.dll</HintPath>
@@ -278,4 +278,4 @@
     </PropertyGroup>
     <Error Condition="!Exists('packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.4.1.0\build\net472\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.4.1.0\build\net472\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.targets'))" />
   </Target>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/Demos/ASP.NET Web Forms/src/packages.config b/Demos/ASP.NET Web Forms/src/packages.config
index 838f7527..93633cf5 100644
--- a/Demos/ASP.NET Web Forms/src/packages.config	
+++ b/Demos/ASP.NET Web Forms/src/packages.config	
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="AsyncKeyedLock" version="6.2.1" targetFramework="net48" />
+  <package id="AsyncKeyedLock" version="6.3.4" targetFramework="net48" />
   <package id="GroupDocs.Viewer" version="23.12.0" targetFramework="net48" />
   <package id="Microsoft.AspNet.Cors" version="5.2.9" targetFramework="net48" />
   <package id="Microsoft.AspNet.WebApi" version="5.2.9" targetFramework="net48" />
@@ -15,4 +15,4 @@
   <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net48" />
   <package id="Unity" version="5.11.10" targetFramework="net48" />
   <package id="Unity.WebAPI" version="5.4.0" targetFramework="net48" />
-</packages>
\ No newline at end of file
+</packages>