diff --git a/CHANGES b/CHANGES
index 1c55c1b81..44b197153 100644
--- a/CHANGES
+++ b/CHANGES
@@ -221,8 +221,6 @@ Features added
 
 * #6180: Support ``--keep-going`` with BuildDoc setup command
 * ``math`` directive now supports ``:class:`` option
-* #6310: imgmath: let :confval:`imgmath_use_preview` work also with the SVG
-  format for images rendering inline math
 * todo: ``todo`` directive now supports ``:name:`` option
 * Enable override via environment of ``SPHINXOPTS`` and ``SPHINXBUILD`` Makefile
   variables (refs: #6232, #6303)