diff --git a/docs/en/UI/Blazor/Basic-Theme.md b/docs/en/UI/Blazor/Basic-Theme.md
index 926d15cf11..d2947ecb17 100644
--- a/docs/en/UI/Blazor/Basic-Theme.md
+++ b/docs/en/UI/Blazor/Basic-Theme.md
@@ -50,8 +50,8 @@ See the [Customization / Overriding Components](Customization-Overriding-Compone
 
 ### Copy & Customize
 
-You can download the [source code](https://github.com/abpframework/abp/tree/dev/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme) of the Basic Theme, copy the project content into your solution, re-arrange the package/module dependencies (see the Installation section above to understand how it was installed to the project) and freely customize the theme based on your application requirements.
+You can download the [source code](https://github.com/abpframework/abp/tree/rel-4.3/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme) of the Basic Theme, copy the project content into your solution, re-arrange the package/module dependencies (see the Installation section above to understand how it was installed to the project) and freely customize the theme based on your application requirements.
 
 ## See Also
 
-* [Theming](Theming.md)
\ No newline at end of file
+* [Theming](Theming.md)