diff --git a/doc/source/index.rst b/doc/source/index.rst
index d11efbb..349a814 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -68,7 +68,6 @@ section of this index.
    specs/storyboard_story_tags
    specs/storyboard_subscription_pub_sub
    specs/storyboard_task_branches
-   specs/zuul_split
 
 Implemented Design Specifications
 =================================
@@ -110,6 +109,7 @@ for historical purposes.
    specs/translation_setup
    specs/trystack-site
    specs/unified_mirrors
+   specs/zuul_split
 
 Abandoned Design Specifications
 ===============================
diff --git a/specs/zuul_split.rst b/specs/zuul_split.rst
index 3814680..713beb0 100644
--- a/specs/zuul_split.rst
+++ b/specs/zuul_split.rst
@@ -70,3 +70,7 @@ Work Items
 * With all the bits of configuration, produce a final one
   that will be used by Zuul to operate.
 
+Change
+------
+
+Implemented by https://review.openstack.org/473764