diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8856ec88..96241b24 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - [#487] Fixed a performance issue where all assets would potentially be loaded on reimport, taking a lot of time and
   memory in the process
 - [#500] Fixed a thread-safety issue which could cause various issues, including editor performance degradation.
+- [#506] Fixed an issue with the preview preferences dialog
 
 ### Changed
 
diff --git a/Editor/PreviewSystem/UI/PreviewPrefsUI.cs b/Editor/PreviewSystem/UI/PreviewPrefsUI.cs
index 1d9e7571..9f32a2d2 100644
--- a/Editor/PreviewSystem/UI/PreviewPrefsUI.cs
+++ b/Editor/PreviewSystem/UI/PreviewPrefsUI.cs
@@ -34,7 +34,7 @@ public static void ShowPreviewConfigWindow()
             GetWindow<PreviewPrefsUI>();
         }
 
-        private PreviewPrefsUI()
+        private void OnEnable()
         {
             BuildTreeViewData();
         }