diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4a9ec4c75..be767d915 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+4.5.1 (2023-09-26)
+==================
+
+Bugfixes
+--------
+
+- Fix transformation scripts breaking if they include a `return` at the top level ([\#818](https://github.com/matrix-org/matrix-hookshot/issues/818))
+
+
 4.5.0 (2023-09-26)
 ==================
 
diff --git a/changelog.d/818.bugfix b/changelog.d/818.bugfix
deleted file mode 100644
index f15675c8a..000000000
--- a/changelog.d/818.bugfix
+++ /dev/null
@@ -1 +0,0 @@
-Fix transformation scripts breaking if they include a `return` at the top level
diff --git a/package.json b/package.json
index 61218b1d6..5f4e0c309 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "matrix-hookshot",
-  "version": "4.5.0",
+  "version": "4.5.1",
   "description": "A bridge between Matrix and multiple project management services, such as GitHub, GitLab and JIRA.",
   "main": "lib/app.js",
   "repository": "https://github.com/matrix-org/matrix-hookshot",