diff --git a/SimpleDnsCrypt/App.config b/SimpleDnsCrypt/App.config
index 7799dd98..4c150b61 100644
--- a/SimpleDnsCrypt/App.config
+++ b/SimpleDnsCrypt/App.config
@@ -65,6 +65,9 @@
             <setting name="QueryLogFile" serializeAs="String">
                 <value />
             </setting>
+            <setting name="UpgradeRequired" serializeAs="String">
+                <value>True</value>
+            </setting>
         </SimpleDnsCrypt.Properties.Settings>
     </userSettings>
 </configuration>
\ No newline at end of file
diff --git a/SimpleDnsCrypt/Properties/Settings.Designer.cs b/SimpleDnsCrypt/Properties/Settings.Designer.cs
index 830ecd07..308fc309 100644
--- a/SimpleDnsCrypt/Properties/Settings.Designer.cs
+++ b/SimpleDnsCrypt/Properties/Settings.Designer.cs
@@ -178,5 +178,17 @@ public string QueryLogFile {
                 this["QueryLogFile"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool UpgradeRequired {
+            get {
+                return ((bool)(this["UpgradeRequired"]));
+            }
+            set {
+                this["UpgradeRequired"] = value;
+            }
+        }
     }
 }
diff --git a/SimpleDnsCrypt/Properties/Settings.settings b/SimpleDnsCrypt/Properties/Settings.settings
index f7795e12..15796823 100644
--- a/SimpleDnsCrypt/Properties/Settings.settings
+++ b/SimpleDnsCrypt/Properties/Settings.settings
@@ -41,5 +41,8 @@
     <Setting Name="QueryLogFile" Type="System.String" Scope="User">
       <Value Profile="(Default)" />
     </Setting>
+    <Setting Name="UpgradeRequired" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
   </Settings>
 </SettingsFile>
\ No newline at end of file
diff --git a/SimpleDnsCrypt/ViewModels/LoaderViewModel.cs b/SimpleDnsCrypt/ViewModels/LoaderViewModel.cs
index 061ebe2f..65410454 100644
--- a/SimpleDnsCrypt/ViewModels/LoaderViewModel.cs
+++ b/SimpleDnsCrypt/ViewModels/LoaderViewModel.cs
@@ -182,6 +182,13 @@ private async void InitializeApplication()
 		[ImportingConstructor]
 		public LoaderViewModel(IWindowManager windowManager, IEventAggregator events)
 		{
+			if (Properties.Settings.Default.UpgradeRequired)
+			{
+				Properties.Settings.Default.Upgrade();
+				Properties.Settings.Default.UpgradeRequired = false;
+				Properties.Settings.Default.Save();
+			}
+
 			_windowManager = windowManager;
 			_events = events;
 			_events.Subscribe(this);