diff --git a/README.md b/README.md
index 8e16d80..b9b6a33 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,7 @@ There's a tiny bit of additional information over at my [blog](https://blog.eike
 - 3.0.0 - Adds support for /dev/gpiomem, by @dotdoom
 - 4.0.0 - Adds support for PWM and Clock modes, by @Drahoslav7
 - 4.1.0 - Adds support for edge detection, by @Drahoslav7
+- 4.2.0 - Faster write and toggle of output pins, by @Drahoslav7
 
 ## Usage ##