Update README.md (#1049)

diff --git a/README.md b/README.md
index 3f7965b..516e21d 100644 (file)
--- a/README.md
+++ b/README.md
@@ -569,7 +569,7 @@ which sets all units rounding precision to 3 digits except `px` unit precision o
 
 ## How to keep a CSS fragment intact?
 
-Note: available in the current master, to be released in 4.2.0.
+Note: available since 4.2.0.
 
 Wrap the CSS fragment in special comments which instruct clean-css to preserve it, e.g.