diff --git a/CHANGELOG.md b/CHANGELOG.md
index ff95cab..adfb682 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v4.5.1] - 2024-01-19
+### Changed
+ - Tagged go.mod with correct version, I hope
+
 ## [v4.5.0] - 2024-01-19
 ### Changed
 - Answer hashes are now the first 4 characters of the hex-encoded SHA1 digest
diff --git a/go.mod b/go.mod
index ad23321..4acb53b 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module github.com/dirtbags/moth/v4
+module github.com/dirtbags/moth/v4 v4.5.1
 
 go 1.21