diff --git a/docs/source/release/v4.2.0/mantidworkbench.rst b/docs/source/release/v4.2.0/mantidworkbench.rst
index c00c982ead477a1729ef3726020142b55e2611db..c1d259c582852338ae4ffe342e085037631a848d 100644
--- a/docs/source/release/v4.2.0/mantidworkbench.rst
+++ b/docs/source/release/v4.2.0/mantidworkbench.rst
@@ -34,6 +34,7 @@ Improvements
 - Hex codes can now be inputted directly into the color selectors in figure options.
 - There is now a button on the plot window's toolbar to generate a script that will re-create the current figure.
 - It is now possible to fit table workspaces in the fit browser and in a script.
+- The sub-tabs in the Curves tab in plot options now contain an "Apply to All" button which copies the properties of the current curve to all other curves in the plot.
 
 Bugfixes
 ########