diff --git a/KoAR.SaveEditor/App.config b/KoAR.SaveEditor/App.config
index 10788bdc..207ce38b 100644
--- a/KoAR.SaveEditor/App.config
+++ b/KoAR.SaveEditor/App.config
@@ -22,6 +22,9 @@
             <setting name="Acknowledged3x" serializeAs="String">
                 <value>False</value>
             </setting>
+            <setting name="Upgraded" serializeAs="String">
+                <value>False</value>
+            </setting>
         </KoAR.SaveEditor.Properties.Settings>
     </userSettings>
     <applicationSettings>
diff --git a/KoAR.SaveEditor/App.xaml.cs b/KoAR.SaveEditor/App.xaml.cs
index 65e837c1..ae34c6d7 100644
--- a/KoAR.SaveEditor/App.xaml.cs
+++ b/KoAR.SaveEditor/App.xaml.cs
@@ -1,5 +1,7 @@
 using System;
 using System.Reflection;
+using System.Windows;
+using KoAR.SaveEditor.Properties;
 using Microsoft.Windows.Themes;
 
 namespace KoAR.SaveEditor
@@ -9,5 +11,16 @@ partial class App
         static App() => Type.GetTypeCode(typeof(PlatformCulture)); // Needed to enforce loading of PresentationFramework.Aero.dll before initializing App.
 
         public static Version Version { get; } = new Version(Assembly.GetExecutingAssembly().GetCustomAttribute<AssemblyInformationalVersionAttribute>().InformationalVersion);
+
+        protected override void OnStartup(StartupEventArgs e)
+        {
+            if (!Settings.Default.Upgraded)
+            {
+                Settings.Default.Upgrade();
+                Settings.Default.Upgraded = true;
+                Settings.Default.Save();
+            }
+            base.OnStartup(e);
+        }
     }
 }
diff --git a/KoAR.SaveEditor/Properties/Settings.Designer.cs b/KoAR.SaveEditor/Properties/Settings.Designer.cs
index ffad5cff..652eeaeb 100644
--- a/KoAR.SaveEditor/Properties/Settings.Designer.cs
+++ b/KoAR.SaveEditor/Properties/Settings.Designer.cs
@@ -12,7 +12,7 @@ namespace KoAR.SaveEditor.Properties {
     
     
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.7.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.8.1.0")]
     internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
         
         private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
@@ -76,5 +76,17 @@ public bool Acknowledged3x {
                 this["Acknowledged3x"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("False")]
+        public bool Upgraded {
+            get {
+                return ((bool)(this["Upgraded"]));
+            }
+            set {
+                this["Upgraded"] = value;
+            }
+        }
     }
 }
diff --git a/KoAR.SaveEditor/Properties/Settings.settings b/KoAR.SaveEditor/Properties/Settings.settings
index ebf3f6b2..34435c26 100644
--- a/KoAR.SaveEditor/Properties/Settings.settings
+++ b/KoAR.SaveEditor/Properties/Settings.settings
@@ -17,5 +17,8 @@
     <Setting Name="Acknowledged3x" Type="System.Boolean" Scope="User">
       <Value Profile="(Default)">False</Value>
     </Setting>
+    <Setting Name="Upgraded" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
   </Settings>
 </SettingsFile>
\ No newline at end of file