diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 20e9b8ed35724a994d388ace8ef06c94ea936a9f..019e6e6eff6f74ab7c951eeb9f32b435507fb3fb 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -24,6 +24,14 @@ Fixed
 * Improved the algorithm used by the :func:`.mesh.needsFixing` function.
 
 
+Deprecated
+^^^^^^^^^^
+
+
+* :func:`.calculateMatrix` - its functionality has been moved to the
+  :func:`.affine.rescale` function.
+
+
 2.7.0 (Wednesday 6th November 2019)
 -----------------------------------