diff --git a/Editor/Toolbar/Tools/ToolUICanvasPickerPostProcess.cs b/Editor/Toolbar/Tools/ToolUICanvasPickerPostProcess.cs
index 559b407..a3edf57 100644
--- a/Editor/Toolbar/Tools/ToolUICanvasPickerPostProcess.cs
+++ b/Editor/Toolbar/Tools/ToolUICanvasPickerPostProcess.cs
@@ -1,9 +1,11 @@
 using Game.NavigationTool.Editor.Tools;
+using UnityEditor;
 using UnityEditor.SceneManagement;
 using UnityEngine.SceneManagement;
 
 namespace Game.NavigationTool.Editor.Toolbar
 {
+    [InitializeOnLoad]
     internal static class ToolUICanvasPickerPostProcess
     {
         static ToolUICanvasPickerPostProcess()
diff --git a/package.json b/package.json
index 6d199ee..1346f3a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "com.module.navigationtool",
-  "version": "0.6.4",
+  "version": "0.6.5",
   "displayName": "Module.NavigationTool",
   "description": "Support for navigation tools, like favorites, history and toolbars",
   "unity": "2019.2",