diff --git a/config/build_conf.yaml b/config/build_conf.yaml
index a02011106a4..fb42370e0c4 100644
--- a/config/build_conf.yaml
+++ b/config/build_conf.yaml
@@ -10,7 +10,7 @@ project:
   branched: true
   siteroot: true
 version:
-  release: '4.0.22'
+  release: '4.0.23'
   branch: '4.0'
 system:
   files:
diff --git a/source/release-notes/4.0.txt b/source/release-notes/4.0.txt
index dda3862f15f..10d867603b7 100644
--- a/source/release-notes/4.0.txt
+++ b/source/release-notes/4.0.txt
@@ -15,8 +15,8 @@ Minor Releases
 
 .. _4.0.23-release-notes:
 
-4.0.23 - Upcoming
-~~~~~~~~~~~~~~~~~
+4.0.23 - Feb 22, 2021
+~~~~~~~~~~~~~~~~~~~~~
 
 Issues fixed: