diff --git a/CHANGELOG.md b/CHANGELOG.md
index 568d21d..e22d28a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 0.23.1
+## 0.23.1 - 2024-06-27
 
 * Optimize `summarize.restrict`. Push whatever can be pushed down the
   tree.
diff --git a/lib/bmg/version.rb b/lib/bmg/version.rb
index 899e375..2853e0f 100644
--- a/lib/bmg/version.rb
+++ b/lib/bmg/version.rb
@@ -2,7 +2,7 @@ module Bmg
   module Version
     MAJOR = 0
     MINOR = 23
-    TINY  = 0
+    TINY  = 1
   end
   VERSION = "#{Version::MAJOR}.#{Version::MINOR}.#{Version::TINY}"
 end