diff --git a/HISTORY.md b/HISTORY.md
index 7aa0479..e61b24d 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,5 @@
-unreleased
-==========
+0.9.1 / 2024-01-01
+==================
 
   * Fix incorrectly disallowing equals sign in cookie value
 
diff --git a/package.json b/package.json
index aa2eb96..29a9ce6 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "cookies",
   "description": "Cookies, optionally signed using Keygrip.",
-  "version": "0.9.0",
+  "version": "0.9.1",
   "author": "Jed Schmidt <tr@nslator.jp> (http://jed.is)",
   "contributors": [
     "Douglas Christopher Wilson <doug@somethingdoug.com>"