diff --git a/.github/.release-please-manifest.json b/.github/.release-please-manifest.json
index 9965a34..a549f59 100644
--- a/.github/.release-please-manifest.json
+++ b/.github/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "2.3.0"
+  ".": "2.4.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9866be6..9ac9a9e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.4.0](https://github.com/jimeh/casecmp/compare/v2.3.0...v2.4.0) (2025-03-16)
+
+
+### Features
+
+* use Go 1.24 and a net/http ServeMux for routing ([#19](https://github.com/jimeh/casecmp/issues/19)) ([50c538e](https://github.com/jimeh/casecmp/commit/50c538e3b78d841bf09653a1571a8019a2126be0))
+
 ## [2.3.0](https://github.com/jimeh/casecmp/compare/v2.2.0...v2.3.0) (2023-04-26)
 
 
diff --git a/chart/Chart.yaml b/chart/Chart.yaml
index 7d5d8a6..d900832 100644
--- a/chart/Chart.yaml
+++ b/chart/Chart.yaml
@@ -2,5 +2,5 @@ apiVersion: v2
 name: casecmp
 description: A Helm chart for casecmp
 type: application
-version: 2.3.0
-appVersion: 2.3.0
+version: 2.4.0
+appVersion: 2.4.0