diff --git a/Source/GrasscutterTools/App.config b/Source/GrasscutterTools/App.config
index dbf4562..4105b93 100644
--- a/Source/GrasscutterTools/App.config
+++ b/Source/GrasscutterTools/App.config
@@ -73,6 +73,9 @@
    <setting name="ProjectResourcePath" serializeAs="String">
     <value />
    </setting>
+   <setting name="IsUpgraded" serializeAs="String">
+    <value>False</value>
+   </setting>
   </GrasscutterTools.Properties.Settings>
 	</userSettings>
 </configuration>
\ No newline at end of file
diff --git a/Source/GrasscutterTools/Forms/FormMain.cs b/Source/GrasscutterTools/Forms/FormMain.cs
index 512b34d..29221dd 100644
--- a/Source/GrasscutterTools/Forms/FormMain.cs
+++ b/Source/GrasscutterTools/Forms/FormMain.cs
@@ -47,6 +47,19 @@ namespace GrasscutterTools.Forms
             Common.KeyGo = new KeyGo(Handle);
             Common.KeyGo.HotKeyTriggerEvent += OnHotKeyTrigger;
 
+            try
+            {
+                if (!Settings.Default.IsUpgraded)
+                {
+                    Settings.Default.Upgrade();
+                    Settings.Default.IsUpgraded = true;
+                }
+            }
+            catch (Exception ex)
+            {
+                Logger.W(TAG, "Upgrade Settings failed.", ex);
+            }
+
             try
             {
                 var location = Settings.Default.MainFormLocation;
diff --git a/Source/GrasscutterTools/Properties/Settings.Designer.cs b/Source/GrasscutterTools/Properties/Settings.Designer.cs
index 62fef4d..69c57b7 100644
--- a/Source/GrasscutterTools/Properties/Settings.Designer.cs
+++ b/Source/GrasscutterTools/Properties/Settings.Designer.cs
@@ -274,5 +274,17 @@ namespace GrasscutterTools.Properties {
                 this["ProjectResourcePath"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("False")]
+        public bool IsUpgraded {
+            get {
+                return ((bool)(this["IsUpgraded"]));
+            }
+            set {
+                this["IsUpgraded"] = value;
+            }
+        }
     }
 }
diff --git a/Source/GrasscutterTools/Properties/Settings.settings b/Source/GrasscutterTools/Properties/Settings.settings
index aa56be0..40157f8 100644
--- a/Source/GrasscutterTools/Properties/Settings.settings
+++ b/Source/GrasscutterTools/Properties/Settings.settings
@@ -65,5 +65,8 @@
     <Setting Name="ProjectResourcePath" Type="System.String" Scope="User">
       <Value Profile="(Default)" />
     </Setting>
+    <Setting Name="IsUpgraded" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
   </Settings>
 </SettingsFile>
\ No newline at end of file