diff --git a/docs/basics/user-interface/styling/themes/index.md b/docs/basics/user-interface/styling/themes/index.md
index 48fb2e5d1..87baa544e 100644
--- a/docs/basics/user-interface/styling/themes/index.md
+++ b/docs/basics/user-interface/styling/themes/index.md
@@ -27,4 +27,8 @@ Several themes, in varying stages of development, have been brought to life by o
 
 ### Semi.Avalonia
 
-- [Semi.Avalonia](https://github.com/irihitech/Semi.Avalonia) is inspired by [Semi Design](https://semi.design/en-US)
\ No newline at end of file
+- [Semi.Avalonia](https://github.com/irihitech/Semi.Avalonia) is inspired by [Semi Design](https://semi.design/en-US)
+  
+### Classic.Avalonia
+
+- [Classic.Avalonia](https://github.com/BAndysc/Classic.Avalonia) is a classic theme inspired by the design of Windows 9x family.