diff --git a/docs/src/whatsnew/dev.rst b/docs/src/whatsnew/dev.rst
index bb37e39c45..1795bbe962 100644
--- a/docs/src/whatsnew/dev.rst
+++ b/docs/src/whatsnew/dev.rst
@@ -86,6 +86,8 @@ This document explains the changes made to Iris for this release
    infrastructure (see :ref:`contributing.benchmarks`), building on 2 hard
    years of lessons learned 🎉. (:pull:`4477`, :pull:`4562`, :pull:`4571`,
    :pull:`4583`, :pull:`4621`)
+#. `@wjbenfold`_ made :func:`iris.tests.stock.simple_1d` respect the
+   ``with_bounds`` argument. (:pull:`4658`)
 
 
 .. comment
diff --git a/lib/iris/tests/stock/__init__.py b/lib/iris/tests/stock/__init__.py
index a46a5510f6..4310906c79 100644
--- a/lib/iris/tests/stock/__init__.py
+++ b/lib/iris/tests/stock/__init__.py
@@ -99,7 +99,12 @@ def simple_1d(with_bounds=True):
     bounds = np.column_stack(
         [np.arange(11, dtype=np.int32), np.arange(11, dtype=np.int32) + 1]
     )
-    coord = DimCoord(points, long_name="foo", units="1", bounds=bounds)
+    coord = DimCoord(
+        points,
+        long_name="foo",
+        units="1",
+        bounds=bounds if with_bounds else None,
+    )
     cube.add_dim_coord(coord, 0)
     return cube