diff --git a/docs/iris/gallery_code/meteorology/plot_COP_maps.py b/docs/iris/gallery_code/meteorology/plot_COP_maps.py
index 74037703340..5e158346a96 100644
--- a/docs/iris/gallery_code/meteorology/plot_COP_maps.py
+++ b/docs/iris/gallery_code/meteorology/plot_COP_maps.py
@@ -38,7 +38,7 @@ def cop_metadata_callback(cube, field, filename):
     filename.
     """
 
-    # Extract the experiment name (such as a1b or e1) from the filename (in
+    # Extract the experiment name (such as A1B or E1) from the filename (in
     # this case it is just the start of the file name, before the first ".").
     fname = os.path.basename(filename)  # filename without path.
     experiment_label = fname.split(".")[0]
diff --git a/docs/iris/src/whatsnew/latest.rst b/docs/iris/src/whatsnew/latest.rst
index 6205dc6bfaf..1c485844f57 100644
--- a/docs/iris/src/whatsnew/latest.rst
+++ b/docs/iris/src/whatsnew/latest.rst
@@ -26,8 +26,11 @@ This document explains the changes made to Iris for this release
 🐛 Bugs Fixed
 =============
 
-* `@gcaria`_ fixed :meth:`~iris.cube.Cube.cell_measure_dims` to also accept the string name of a :class:`~iris.coords.CellMeasure`. (:pull:`3931`)
-* `@gcaria`_ fixed :meth:`~iris.cube.Cube.ancillary_variable_dims` to also accept the string name of a :class:`~iris.coords.AncillaryVariable`. (:pull:`3931`)
+* `@gcaria`_ fixed :meth:`~iris.cube.Cube.cell_measure_dims` to also accept the
+  string name of a :class:`~iris.coords.CellMeasure`. (:pull:`3931`)
+* `@gcaria`_ fixed :meth:`~iris.cube.Cube.ancillary_variable_dims` to also
+  accept the string name of a :class:`~iris.coords.AncillaryVariable`.
+  (:pull:`3931`)
 
 
 💣 Incompatible Changes