diff --git a/docs/en/Migration-Guides/Abp-4_3.md b/docs/en/Migration-Guides/Abp-4_3.md
index 410cb64ac8..22d1282715 100644
--- a/docs/en/Migration-Guides/Abp-4_3.md
+++ b/docs/en/Migration-Guides/Abp-4_3.md
@@ -34,4 +34,10 @@ No change on the framework packages, but **module packages are separated as Web
 
 ### Other Changes
 
-* `EntityAction.RequiredPermission` has been marked as **obsolete**, because of performance reasons. It is suggested to use the `Visible` property by checking the permission/policy yourself and assigning to a variable. 
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+* `EntityAction.RequiredPermission` has been marked as **obsolete**, because of performance reasons. It is suggested to use the `Visible` property by checking the permission/policy yourself and assigning to a variable.
+
+### Resource Reference Changes
+
+Open `<YourProjectName>BundleContributor.cs` and replace `context.Add("main.css");` to `context.Add("main.css", true);`
+
+Then run `abp bundle` command in the `blazor` folder to update resource references.
\ No newline at end of file