diff --git a/DolphinBisectTool/App.config b/DolphinBisectTool/App.config
index 72a71af..e707b32 100644
--- a/DolphinBisectTool/App.config
+++ b/DolphinBisectTool/App.config
@@ -2,5 +2,5 @@
 <configuration>
     <startup> 
         
-    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/></startup>
+    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/></startup>
 </configuration>
diff --git a/DolphinBisectTool/DolphinBisectTool.csproj b/DolphinBisectTool/DolphinBisectTool.csproj
index 3f50da4..c650000 100644
--- a/DolphinBisectTool/DolphinBisectTool.csproj
+++ b/DolphinBisectTool/DolphinBisectTool.csproj
@@ -9,7 +9,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>DolphinBisectTool</RootNamespace>
     <AssemblyName>DolphinBisectTool</AssemblyName>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
     <TargetFrameworkProfile>
@@ -24,6 +24,7 @@
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <PlatformTarget>x86</PlatformTarget>
@@ -33,6 +34,7 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
     <DebugSymbols>true</DebugSymbols>
@@ -42,6 +44,7 @@
     <PlatformTarget>x86</PlatformTarget>
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
     <OutputPath>bin\x86\Release\</OutputPath>
@@ -51,6 +54,7 @@
     <PlatformTarget>x86</PlatformTarget>
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="SevenZipSharp">
diff --git a/DolphinBisectTool/Program.cs b/DolphinBisectTool/Program.cs
index 6036410..d240a58 100644
--- a/DolphinBisectTool/Program.cs
+++ b/DolphinBisectTool/Program.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Net;
 using System.Windows.Forms;
 
 namespace DolphinBisectTool
@@ -11,6 +12,7 @@ static class Program
         [STAThread]
         static void Main()
         {
+            ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
             Application.EnableVisualStyles();
             Application.SetCompatibleTextRenderingDefault(false);
             Application.Run(new MainWindow());
diff --git a/DolphinBisectTool/Properties/Resources.Designer.cs b/DolphinBisectTool/Properties/Resources.Designer.cs
index 228adbe..06e998d 100644
--- a/DolphinBisectTool/Properties/Resources.Designer.cs
+++ b/DolphinBisectTool/Properties/Resources.Designer.cs
@@ -19,7 +19,7 @@ namespace DolphinBisectTool.Properties {
     // class via a tool like ResGen or Visual Studio.
     // To add or remove a member, edit your .ResX file then rerun ResGen
     // with the /str option, or rebuild your VS project.
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "15.0.0.0")]
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
     internal class Resources {
diff --git a/DolphinBisectTool/Properties/Settings.Designer.cs b/DolphinBisectTool/Properties/Settings.Designer.cs
index 8be9245..a9fb94d 100644
--- a/DolphinBisectTool/Properties/Settings.Designer.cs
+++ b/DolphinBisectTool/Properties/Settings.Designer.cs
@@ -12,7 +12,7 @@ namespace DolphinBisectTool.Properties {
     
     
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "14.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "15.9.0.0")]
     internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
         
         private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));