[doc] Update ROADMAP.rst

Change-Id: I1ad9f2d59958fc7d730557aa58d2cb4110653ca8
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M ROADMAP.rst
1 file changed, 10 insertions(+), 0 deletions(-)

diff --git a/ROADMAP.rst b/ROADMAP.rst
index 0abccf1..7f96ce1 100644
--- a/ROADMAP.rst
+++ b/ROADMAP.rst
@@ -44,6 +44,7 @@
 Breaking changes and code cleanups
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+* Cache directory was renamed from ``apicache-py3`` to ``apicache`` due to timestamp changes. (:phab:`T337748`)
 * Raise ``TypeError`` instead of ``AttributeError`` in :meth:`Site.randompages()
   <pywikibot.site._generators.GeneratorsMixin.randompages>` if *redirects* parameter is invalid.
 * A RuntimeError will be raised if a :class:`family.Family` subclass has an ``__init__`` initializer method.

