diff --git a/client/README.md b/client/README.md
index 3fb1f31f..e0dd92cb 100644
--- a/client/README.md
+++ b/client/README.md
@@ -4,7 +4,7 @@
 
 ### Changelog
 
-#### v.4.2.0 (Viper v.23.07-release)
+#### v.4.2.1 (Viper v.23.07-release)
 * Includes ViperTools for ARM Macs
 
 #### v.4.1.1 (Viper v.23.01-release)