diff --git a/SafeExamBrowser.Client/App.config b/SafeExamBrowser.Client/App.config
index 731f6de6..8227adb9 100644
--- a/SafeExamBrowser.Client/App.config
+++ b/SafeExamBrowser.Client/App.config
@@ -1,6 +1,6 @@
-<?xml version="1.0" encoding="utf-8" ?>
+<?xml version="1.0" encoding="utf-8"?>
 <configuration>
     <startup> 
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2"/>
     </startup>
-</configuration>
\ No newline at end of file
+</configuration>
diff --git a/SafeExamBrowser.Client/SafeExamBrowser.Client.csproj b/SafeExamBrowser.Client/SafeExamBrowser.Client.csproj
index 6fd95278..a211077d 100644
--- a/SafeExamBrowser.Client/SafeExamBrowser.Client.csproj
+++ b/SafeExamBrowser.Client/SafeExamBrowser.Client.csproj
@@ -8,11 +8,12 @@
     <OutputType>WinExe</OutputType>
     <RootNamespace>SafeExamBrowser.Client</RootNamespace>
     <AssemblyName>SafeExamBrowser.Client</AssemblyName>
-    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{60dc8134-eba5-43b8-bcc9-bb4bc16c2548};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <WarningLevel>4</WarningLevel>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <PlatformTarget>AnyCPU</PlatformTarget>