diff --git a/RELEASE.rst b/RELEASE.rst
index fcb5fd9..63f7afd 100644
--- a/RELEASE.rst
+++ b/RELEASE.rst
@@ -1,6 +1,11 @@
 Release Notes
 =============
 
+Version 2.3.1
+-------------
+
+- Change history dependency to optional peer dependency
+
 Version 2.3.0 (Released May 19, 2023)
 -------------
 
diff --git a/package.json b/package.json
index 6e0b130..0d48e03 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mitodl/course-search-utils",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "description": "JS utils for interacting with MIT Open Course search",
   "main": "dist/index.js",
   "files": [