diff --git a/README.md b/README.md
index 4bd5733..b036ba3 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # HSX
 
-HSX (Hypertext S-expression) is a simple yet powerful HTML5 generation library for Common Lisp.
+HSX (Hypertext S-expression) is a simple and powerful HTML (Living Standard) generation library for Common Lisp.
 
 This project is a fork of [ailisp/flute](https://github.com/ailisp/flute/).
 
diff --git a/hsx.asd b/hsx.asd
index b1151ae..c5ab13d 100644
--- a/hsx.asd
+++ b/hsx.asd
@@ -1,6 +1,6 @@
 (defsystem "hsx"
   :version "0.4.0"
-  :description "Hypertext S-expression"
+  :description "Simple and powerful HTML generation library."
   :author "skyizwhite, Bo Yao"
   :maintainer "skyizwhite <paku@skyizwhite.dev>"
   :license "MIT"