diff --git a/reference/charter.rst b/reference/charter.rst
index bc78eb647..d86b32294 100644
--- a/reference/charter.rst
+++ b/reference/charter.rst
@@ -218,11 +218,12 @@ Any exception to TC election schedule needs to be recorded in
 Voters for TC seats ("AC")
 ==========================
 
-The TC seats are elected by the Active Contributors ("AC"), which are
+The TC seats are elected by the Active Contributors ("AC"), who are
 a subset of the Foundation Individual Members. Individual Members who
-committed a change to a repository under any of the official OpenStack
-Project Teams (as defined in :ref:`projects`) over the last two
-6-month release cycles are automatically considered AC by their
+committed a change to a repository under the governance of the
+OpenStack Technical Committee (see: :ref:`projects`,
+:ref:`tc-repos` and :ref:`sig-repos`) over the
+last two 6-month release cycles are automatically considered AC by their
 technical contributions which are easy to mine and count. Specific
 contributors who did not have a change recently accepted in one of the
 OpenStack projects, but nevertheless consider themselves a contributor