diff --git a/docs/source/release/v4.2.0/mantidworkbench.rst b/docs/source/release/v4.2.0/mantidworkbench.rst
index 158211a83f78bf2a182a882c26eac7d04d397a40..178e1394ccf4d76179b6e45ed28f0253eea8605c 100644
--- a/docs/source/release/v4.2.0/mantidworkbench.rst
+++ b/docs/source/release/v4.2.0/mantidworkbench.rst
@@ -12,6 +12,7 @@ User Interface
 - The zoom icon in the SliceViewer and plot toolbars have been replaced with clearer icons.
 - Plots now allow the insertion of draggable horizontal and vertical markers.
 - Marker label, color and line style can be edited on a per-marker basis.
+- The button to remove a curve in the figure options is now the same size as the drop-down list of curves.
 
 New
 ###
diff --git a/qt/python/mantidqt/widgets/plotconfigdialog/curvestabwidget/curves_tab.ui b/qt/python/mantidqt/widgets/plotconfigdialog/curvestabwidget/curves_tab.ui
index b69f46e7cc556981ed495cbf3cf74b1dc522f81f..65a7575955aee3eb15aa7408a1a5d64f36f9012d 100644
--- a/qt/python/mantidqt/widgets/plotconfigdialog/curvestabwidget/curves_tab.ui
+++ b/qt/python/mantidqt/widgets/plotconfigdialog/curvestabwidget/curves_tab.ui
@@ -95,7 +95,7 @@
        <property name="maximumSize">
         <size>
          <width>1500000</width>
-         <height>16777215</height>
+         <height>22</height>
         </size>
        </property>
        <property name="text">