diff --git a/Changes b/Changes
index 444b03b..654f992 100755
--- a/Changes
+++ b/Changes
@@ -11,6 +11,7 @@
         - Remove no-js class in nonced inline script.
         - Introduce HSTS header for https_only conf.
         - Send 'nosniff' header.
+        - defer main script.
 
 0.40 2020-12-17
         - Modernize ES and fix in-loops.