diff --git a/SafeExamBrowser.Browser/BrowserApplicationController.cs b/SafeExamBrowser.Browser/BrowserApplicationController.cs
index 3f4ad79f..405ca764 100644
--- a/SafeExamBrowser.Browser/BrowserApplicationController.cs
+++ b/SafeExamBrowser.Browser/BrowserApplicationController.cs
@@ -59,7 +59,7 @@ namespace SafeExamBrowser.Browser
 		public void Initialize()
 		{
 			var cefSettings = InitializeCefSettings();
-			var success = Cef.Initialize(cefSettings, true, null);
+			var success = Cef.Initialize(cefSettings, true, default(IApp));
 
 			logger.Info("Initialized browser.");
 
diff --git a/SafeExamBrowser.Browser/Handlers/ContextMenuHandler.cs b/SafeExamBrowser.Browser/Handlers/ContextMenuHandler.cs
index 40408510..39f15716 100644
--- a/SafeExamBrowser.Browser/Handlers/ContextMenuHandler.cs
+++ b/SafeExamBrowser.Browser/Handlers/ContextMenuHandler.cs
@@ -13,7 +13,7 @@ using BrowserSettings = SafeExamBrowser.Contracts.Configuration.Settings.Browser
 namespace SafeExamBrowser.Browser.Handlers
 {
 	/// <remarks>
-	/// See https://cefsharp.github.io/api/67.0.0/html/T_CefSharp_IContextMenuHandler.htm.
+	/// See https://cefsharp.github.io/api/71.0.0/html/T_CefSharp_IContextMenuHandler.htm.
 	/// </remarks>
 	internal class ContextMenuHandler : IContextMenuHandler
 	{
diff --git a/SafeExamBrowser.Browser/Handlers/DisplayHandler.cs b/SafeExamBrowser.Browser/Handlers/DisplayHandler.cs
index 753f411f..15755f32 100644
--- a/SafeExamBrowser.Browser/Handlers/DisplayHandler.cs
+++ b/SafeExamBrowser.Browser/Handlers/DisplayHandler.cs
@@ -15,7 +15,7 @@ using SafeExamBrowser.Browser.Events;
 namespace SafeExamBrowser.Browser.Handlers
 {
 	/// <remarks>
-	/// See https://cefsharp.github.io/api/67.0.0/html/T_CefSharp_IDisplayHandler.htm.
+	/// See https://cefsharp.github.io/api/71.0.0/html/T_CefSharp_IDisplayHandler.htm.
 	/// </remarks>
 	internal class DisplayHandler : IDisplayHandler
 	{
diff --git a/SafeExamBrowser.Browser/Handlers/DownloadHandler.cs b/SafeExamBrowser.Browser/Handlers/DownloadHandler.cs
index c929c5c7..5fced235 100644
--- a/SafeExamBrowser.Browser/Handlers/DownloadHandler.cs
+++ b/SafeExamBrowser.Browser/Handlers/DownloadHandler.cs
@@ -19,7 +19,7 @@ using BrowserSettings = SafeExamBrowser.Contracts.Configuration.Settings.Browser
 namespace SafeExamBrowser.Browser.Handlers
 {
 	/// <remarks>
-	/// See https://cefsharp.github.io/api/67.0.0/html/T_CefSharp_IDownloadHandler.htm.
+	/// See https://cefsharp.github.io/api/71.0.0/html/T_CefSharp_IDownloadHandler.htm.
 	/// </remarks>
 	internal class DownloadHandler : IDownloadHandler
 	{
diff --git a/SafeExamBrowser.Browser/Handlers/KeyboardHandler.cs b/SafeExamBrowser.Browser/Handlers/KeyboardHandler.cs
index c66778cc..a570cbd9 100644
--- a/SafeExamBrowser.Browser/Handlers/KeyboardHandler.cs
+++ b/SafeExamBrowser.Browser/Handlers/KeyboardHandler.cs
@@ -13,7 +13,7 @@ using SafeExamBrowser.Contracts.UserInterface;
 namespace SafeExamBrowser.Browser.Handlers
 {
 	/// <remarks>
-	/// See https://cefsharp.github.io/api/67.0.0/html/T_CefSharp_IKeyboardHandler.htm.
+	/// See https://cefsharp.github.io/api/71.0.0/html/T_CefSharp_IKeyboardHandler.htm.
 	/// </remarks>
 	internal class KeyboardHandler : IKeyboardHandler
 	{
diff --git a/SafeExamBrowser.Browser/Handlers/LifeSpanHandler.cs b/SafeExamBrowser.Browser/Handlers/LifeSpanHandler.cs
index 2acbcdf1..cb2be37f 100644
--- a/SafeExamBrowser.Browser/Handlers/LifeSpanHandler.cs
+++ b/SafeExamBrowser.Browser/Handlers/LifeSpanHandler.cs
@@ -12,7 +12,7 @@ using SafeExamBrowser.Browser.Events;
 namespace SafeExamBrowser.Browser.Handlers
 {
 	/// <remarks>
-	/// See https://cefsharp.github.io/api/67.0.0/html/T_CefSharp_ILifeSpanHandler.htm.
+	/// See https://cefsharp.github.io/api/71.0.0/html/T_CefSharp_ILifeSpanHandler.htm.
 	/// </remarks>
 	internal class LifeSpanHandler : ILifeSpanHandler
 	{
diff --git a/SafeExamBrowser.Browser/Handlers/RequestHandler.cs b/SafeExamBrowser.Browser/Handlers/RequestHandler.cs
index 3f6a5512..d52c4e3a 100644
--- a/SafeExamBrowser.Browser/Handlers/RequestHandler.cs
+++ b/SafeExamBrowser.Browser/Handlers/RequestHandler.cs
@@ -14,7 +14,7 @@ using SafeExamBrowser.Contracts.Configuration;
 namespace SafeExamBrowser.Browser.Handlers
 {
 	/// <remarks>
-	/// See https://cefsharp.github.io/api/67.0.0/html/T_CefSharp_Handler_DefaultRequestHandler.htm.
+	/// See https://cefsharp.github.io/api/71.0.0/html/T_CefSharp_Handler_DefaultRequestHandler.htm.
 	/// </remarks>
 	internal class RequestHandler : DefaultRequestHandler
 	{
diff --git a/SafeExamBrowser.Browser/SafeExamBrowser.Browser.csproj b/SafeExamBrowser.Browser/SafeExamBrowser.Browser.csproj
index 4eb8602b..dcf1fcf0 100644
--- a/SafeExamBrowser.Browser/SafeExamBrowser.Browser.csproj
+++ b/SafeExamBrowser.Browser/SafeExamBrowser.Browser.csproj
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\packages\CefSharp.WinForms.69.0.0\build\CefSharp.WinForms.props" Condition="Exists('..\packages\CefSharp.WinForms.69.0.0\build\CefSharp.WinForms.props')" />
-  <Import Project="..\packages\CefSharp.Common.69.0.0\build\CefSharp.Common.props" Condition="Exists('..\packages\CefSharp.Common.69.0.0\build\CefSharp.Common.props')" />
-  <Import Project="..\packages\cef.redist.x86.3.3497.1841\build\cef.redist.x86.props" Condition="Exists('..\packages\cef.redist.x86.3.3497.1841\build\cef.redist.x86.props')" />
-  <Import Project="..\packages\cef.redist.x64.3.3497.1841\build\cef.redist.x64.props" Condition="Exists('..\packages\cef.redist.x64.3.3497.1841\build\cef.redist.x64.props')" />
+  <Import Project="..\packages\CefSharp.WinForms.71.0.0\build\CefSharp.WinForms.props" Condition="Exists('..\packages\CefSharp.WinForms.71.0.0\build\CefSharp.WinForms.props')" />
+  <Import Project="..\packages\CefSharp.Common.71.0.0\build\CefSharp.Common.props" Condition="Exists('..\packages\CefSharp.Common.71.0.0\build\CefSharp.Common.props')" />
+  <Import Project="..\packages\cef.redist.x86.3.3578.1863\build\cef.redist.x86.props" Condition="Exists('..\packages\cef.redist.x86.3.3578.1863\build\cef.redist.x86.props')" />
+  <Import Project="..\packages\cef.redist.x64.3.3578.1863\build\cef.redist.x64.props" Condition="Exists('..\packages\cef.redist.x64.3.3578.1863\build\cef.redist.x64.props')" />
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -99,13 +99,13 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\packages\cef.redist.x64.3.3497.1841\build\cef.redist.x64.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\cef.redist.x64.3.3497.1841\build\cef.redist.x64.props'))" />
-    <Error Condition="!Exists('..\packages\cef.redist.x86.3.3497.1841\build\cef.redist.x86.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\cef.redist.x86.3.3497.1841\build\cef.redist.x86.props'))" />
-    <Error Condition="!Exists('..\packages\CefSharp.Common.69.0.0\build\CefSharp.Common.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\CefSharp.Common.69.0.0\build\CefSharp.Common.props'))" />
-    <Error Condition="!Exists('..\packages\CefSharp.Common.69.0.0\build\CefSharp.Common.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\CefSharp.Common.69.0.0\build\CefSharp.Common.targets'))" />
-    <Error Condition="!Exists('..\packages\CefSharp.WinForms.69.0.0\build\CefSharp.WinForms.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\CefSharp.WinForms.69.0.0\build\CefSharp.WinForms.props'))" />
-    <Error Condition="!Exists('..\packages\CefSharp.WinForms.69.0.0\build\CefSharp.WinForms.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\CefSharp.WinForms.69.0.0\build\CefSharp.WinForms.targets'))" />
+    <Error Condition="!Exists('..\packages\cef.redist.x64.3.3578.1863\build\cef.redist.x64.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\cef.redist.x64.3.3578.1863\build\cef.redist.x64.props'))" />
+    <Error Condition="!Exists('..\packages\cef.redist.x86.3.3578.1863\build\cef.redist.x86.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\cef.redist.x86.3.3578.1863\build\cef.redist.x86.props'))" />
+    <Error Condition="!Exists('..\packages\CefSharp.Common.71.0.0\build\CefSharp.Common.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\CefSharp.Common.71.0.0\build\CefSharp.Common.props'))" />
+    <Error Condition="!Exists('..\packages\CefSharp.Common.71.0.0\build\CefSharp.Common.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\CefSharp.Common.71.0.0\build\CefSharp.Common.targets'))" />
+    <Error Condition="!Exists('..\packages\CefSharp.WinForms.71.0.0\build\CefSharp.WinForms.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\CefSharp.WinForms.71.0.0\build\CefSharp.WinForms.props'))" />
+    <Error Condition="!Exists('..\packages\CefSharp.WinForms.71.0.0\build\CefSharp.WinForms.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\CefSharp.WinForms.71.0.0\build\CefSharp.WinForms.targets'))" />
   </Target>
-  <Import Project="..\packages\CefSharp.Common.69.0.0\build\CefSharp.Common.targets" Condition="Exists('..\packages\CefSharp.Common.69.0.0\build\CefSharp.Common.targets')" />
-  <Import Project="..\packages\CefSharp.WinForms.69.0.0\build\CefSharp.WinForms.targets" Condition="Exists('..\packages\CefSharp.WinForms.69.0.0\build\CefSharp.WinForms.targets')" />
+  <Import Project="..\packages\CefSharp.Common.71.0.0\build\CefSharp.Common.targets" Condition="Exists('..\packages\CefSharp.Common.71.0.0\build\CefSharp.Common.targets')" />
+  <Import Project="..\packages\CefSharp.WinForms.71.0.0\build\CefSharp.WinForms.targets" Condition="Exists('..\packages\CefSharp.WinForms.71.0.0\build\CefSharp.WinForms.targets')" />
 </Project>
\ No newline at end of file
diff --git a/SafeExamBrowser.Browser/packages.config b/SafeExamBrowser.Browser/packages.config
index bc084024..f5075850 100644
--- a/SafeExamBrowser.Browser/packages.config
+++ b/SafeExamBrowser.Browser/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="cef.redist.x64" version="3.3497.1841" targetFramework="net452" />
-  <package id="cef.redist.x86" version="3.3497.1841" targetFramework="net452" />
-  <package id="CefSharp.Common" version="69.0.0" targetFramework="net452" />
-  <package id="CefSharp.WinForms" version="69.0.0" targetFramework="net452" />
+  <package id="cef.redist.x64" version="3.3578.1863" targetFramework="net452" />
+  <package id="cef.redist.x86" version="3.3578.1863" targetFramework="net452" />
+  <package id="CefSharp.Common" version="71.0.0" targetFramework="net452" />
+  <package id="CefSharp.WinForms" version="71.0.0" targetFramework="net452" />
 </packages>
\ No newline at end of file
diff --git a/SafeExamBrowser.Client.UnitTests/SafeExamBrowser.Client.UnitTests.csproj b/SafeExamBrowser.Client.UnitTests/SafeExamBrowser.Client.UnitTests.csproj
index c1c80e55..cc12cd71 100644
--- a/SafeExamBrowser.Client.UnitTests/SafeExamBrowser.Client.UnitTests.csproj
+++ b/SafeExamBrowser.Client.UnitTests/SafeExamBrowser.Client.UnitTests.csproj
@@ -73,7 +73,7 @@
       <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.4.5.2\lib\netstandard2.0\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.1\lib\netstandard2.0\System.Threading.Tasks.Extensions.dll</HintPath>
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.2\lib\netstandard2.0\System.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System.ValueTuple, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ValueTuple.4.5.0\lib\net461\System.ValueTuple.dll</HintPath>
diff --git a/SafeExamBrowser.Client.UnitTests/packages.config b/SafeExamBrowser.Client.UnitTests/packages.config
index d063d897..80595a5b 100644
--- a/SafeExamBrowser.Client.UnitTests/packages.config
+++ b/SafeExamBrowser.Client.UnitTests/packages.config
@@ -5,6 +5,6 @@
   <package id="MSTest.TestAdapter" version="1.4.0" targetFramework="net461" />
   <package id="MSTest.TestFramework" version="1.4.0" targetFramework="net461" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" targetFramework="net461" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.1" targetFramework="net461" />
+  <package id="System.Threading.Tasks.Extensions" version="4.5.2" targetFramework="net461" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net461" />
 </packages>
\ No newline at end of file
diff --git a/SafeExamBrowser.Communication.UnitTests/SafeExamBrowser.Communication.UnitTests.csproj b/SafeExamBrowser.Communication.UnitTests/SafeExamBrowser.Communication.UnitTests.csproj
index ae9d9ae0..bb7ba96f 100644
--- a/SafeExamBrowser.Communication.UnitTests/SafeExamBrowser.Communication.UnitTests.csproj
+++ b/SafeExamBrowser.Communication.UnitTests/SafeExamBrowser.Communication.UnitTests.csproj
@@ -77,7 +77,7 @@
     </Reference>
     <Reference Include="System.ServiceModel" />
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.1\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.2\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System.ValueTuple, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ValueTuple.4.5.0\lib\netstandard1.0\System.ValueTuple.dll</HintPath>
diff --git a/SafeExamBrowser.Communication.UnitTests/packages.config b/SafeExamBrowser.Communication.UnitTests/packages.config
index 5585e4af..a448f711 100644
--- a/SafeExamBrowser.Communication.UnitTests/packages.config
+++ b/SafeExamBrowser.Communication.UnitTests/packages.config
@@ -5,6 +5,6 @@
   <package id="MSTest.TestAdapter" version="1.4.0" targetFramework="net452" />
   <package id="MSTest.TestFramework" version="1.4.0" targetFramework="net452" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" targetFramework="net452" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.1" targetFramework="net452" />
+  <package id="System.Threading.Tasks.Extensions" version="4.5.2" targetFramework="net452" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net452" />
 </packages>
\ No newline at end of file
diff --git a/SafeExamBrowser.Configuration.UnitTests/SafeExamBrowser.Configuration.UnitTests.csproj b/SafeExamBrowser.Configuration.UnitTests/SafeExamBrowser.Configuration.UnitTests.csproj
index 8ee3ecb7..c6721971 100644
--- a/SafeExamBrowser.Configuration.UnitTests/SafeExamBrowser.Configuration.UnitTests.csproj
+++ b/SafeExamBrowser.Configuration.UnitTests/SafeExamBrowser.Configuration.UnitTests.csproj
@@ -76,7 +76,7 @@
       <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.4.5.2\lib\netstandard1.0\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.1\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.2\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System.ValueTuple, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ValueTuple.4.5.0\lib\netstandard1.0\System.ValueTuple.dll</HintPath>
diff --git a/SafeExamBrowser.Configuration.UnitTests/packages.config b/SafeExamBrowser.Configuration.UnitTests/packages.config
index 5585e4af..a448f711 100644
--- a/SafeExamBrowser.Configuration.UnitTests/packages.config
+++ b/SafeExamBrowser.Configuration.UnitTests/packages.config
@@ -5,6 +5,6 @@
   <package id="MSTest.TestAdapter" version="1.4.0" targetFramework="net452" />
   <package id="MSTest.TestFramework" version="1.4.0" targetFramework="net452" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" targetFramework="net452" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.1" targetFramework="net452" />
+  <package id="System.Threading.Tasks.Extensions" version="4.5.2" targetFramework="net452" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net452" />
 </packages>
\ No newline at end of file
diff --git a/SafeExamBrowser.Core.UnitTests/SafeExamBrowser.Core.UnitTests.csproj b/SafeExamBrowser.Core.UnitTests/SafeExamBrowser.Core.UnitTests.csproj
index c262f155..431662a7 100644
--- a/SafeExamBrowser.Core.UnitTests/SafeExamBrowser.Core.UnitTests.csproj
+++ b/SafeExamBrowser.Core.UnitTests/SafeExamBrowser.Core.UnitTests.csproj
@@ -74,7 +74,7 @@
     </Reference>
     <Reference Include="System.ServiceModel" />
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.1\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.2\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System.ValueTuple, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ValueTuple.4.5.0\lib\netstandard1.0\System.ValueTuple.dll</HintPath>
diff --git a/SafeExamBrowser.Core.UnitTests/packages.config b/SafeExamBrowser.Core.UnitTests/packages.config
index 5585e4af..a448f711 100644
--- a/SafeExamBrowser.Core.UnitTests/packages.config
+++ b/SafeExamBrowser.Core.UnitTests/packages.config
@@ -5,6 +5,6 @@
   <package id="MSTest.TestAdapter" version="1.4.0" targetFramework="net452" />
   <package id="MSTest.TestFramework" version="1.4.0" targetFramework="net452" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" targetFramework="net452" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.1" targetFramework="net452" />
+  <package id="System.Threading.Tasks.Extensions" version="4.5.2" targetFramework="net452" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net452" />
 </packages>
\ No newline at end of file
diff --git a/SafeExamBrowser.I18n.UnitTests/SafeExamBrowser.I18n.UnitTests.csproj b/SafeExamBrowser.I18n.UnitTests/SafeExamBrowser.I18n.UnitTests.csproj
index 519b63bb..81f1438c 100644
--- a/SafeExamBrowser.I18n.UnitTests/SafeExamBrowser.I18n.UnitTests.csproj
+++ b/SafeExamBrowser.I18n.UnitTests/SafeExamBrowser.I18n.UnitTests.csproj
@@ -76,7 +76,7 @@
       <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.4.5.2\lib\netstandard1.0\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.1\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.2\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System.ValueTuple, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ValueTuple.4.5.0\lib\netstandard1.0\System.ValueTuple.dll</HintPath>
diff --git a/SafeExamBrowser.I18n.UnitTests/packages.config b/SafeExamBrowser.I18n.UnitTests/packages.config
index 5585e4af..a448f711 100644
--- a/SafeExamBrowser.I18n.UnitTests/packages.config
+++ b/SafeExamBrowser.I18n.UnitTests/packages.config
@@ -5,6 +5,6 @@
   <package id="MSTest.TestAdapter" version="1.4.0" targetFramework="net452" />
   <package id="MSTest.TestFramework" version="1.4.0" targetFramework="net452" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" targetFramework="net452" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.1" targetFramework="net452" />
+  <package id="System.Threading.Tasks.Extensions" version="4.5.2" targetFramework="net452" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net452" />
 </packages>
\ No newline at end of file
diff --git a/SafeExamBrowser.Logging.UnitTests/SafeExamBrowser.Logging.UnitTests.csproj b/SafeExamBrowser.Logging.UnitTests/SafeExamBrowser.Logging.UnitTests.csproj
index d8f94e56..cbc81ad0 100644
--- a/SafeExamBrowser.Logging.UnitTests/SafeExamBrowser.Logging.UnitTests.csproj
+++ b/SafeExamBrowser.Logging.UnitTests/SafeExamBrowser.Logging.UnitTests.csproj
@@ -76,7 +76,7 @@
       <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.4.5.2\lib\netstandard1.0\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.1\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.2\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System.ValueTuple, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ValueTuple.4.5.0\lib\netstandard1.0\System.ValueTuple.dll</HintPath>
diff --git a/SafeExamBrowser.Logging.UnitTests/packages.config b/SafeExamBrowser.Logging.UnitTests/packages.config
index 5585e4af..a448f711 100644
--- a/SafeExamBrowser.Logging.UnitTests/packages.config
+++ b/SafeExamBrowser.Logging.UnitTests/packages.config
@@ -5,6 +5,6 @@
   <package id="MSTest.TestAdapter" version="1.4.0" targetFramework="net452" />
   <package id="MSTest.TestFramework" version="1.4.0" targetFramework="net452" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" targetFramework="net452" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.1" targetFramework="net452" />
+  <package id="System.Threading.Tasks.Extensions" version="4.5.2" targetFramework="net452" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net452" />
 </packages>
\ No newline at end of file
diff --git a/SafeExamBrowser.Runtime.UnitTests/SafeExamBrowser.Runtime.UnitTests.csproj b/SafeExamBrowser.Runtime.UnitTests/SafeExamBrowser.Runtime.UnitTests.csproj
index 9e1d2261..33f86035 100644
--- a/SafeExamBrowser.Runtime.UnitTests/SafeExamBrowser.Runtime.UnitTests.csproj
+++ b/SafeExamBrowser.Runtime.UnitTests/SafeExamBrowser.Runtime.UnitTests.csproj
@@ -74,7 +74,7 @@
       <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.4.5.2\lib\netstandard2.0\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.1\lib\netstandard2.0\System.Threading.Tasks.Extensions.dll</HintPath>
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.2\lib\netstandard2.0\System.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System.ValueTuple, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ValueTuple.4.5.0\lib\net461\System.ValueTuple.dll</HintPath>
diff --git a/SafeExamBrowser.Runtime.UnitTests/packages.config b/SafeExamBrowser.Runtime.UnitTests/packages.config
index d063d897..80595a5b 100644
--- a/SafeExamBrowser.Runtime.UnitTests/packages.config
+++ b/SafeExamBrowser.Runtime.UnitTests/packages.config
@@ -5,6 +5,6 @@
   <package id="MSTest.TestAdapter" version="1.4.0" targetFramework="net461" />
   <package id="MSTest.TestFramework" version="1.4.0" targetFramework="net461" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" targetFramework="net461" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.1" targetFramework="net461" />
+  <package id="System.Threading.Tasks.Extensions" version="4.5.2" targetFramework="net461" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net461" />
 </packages>
\ No newline at end of file