diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index d54c8d9..9c2c256 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 4.20.0
+current_version = 4.21.0
 parse = (?P<major>\d+)
 	\.(?P<minor>\d+)
 	\.(?P<patch>\d+)
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91cbdd2..0f9f12f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [v4.21.0](https://github.com/recurly/recurly-client-go/tree/v4.21.0) (2022-09-07)
+
+[Full Changelog](https://github.com/recurly/recurly-client-go/compare/v4.20.0...v4.21.0)
+
+
+**Merged Pull Requests**
+
+- Generated Latest Changes for v2021-02-25 [#162](https://github.com/recurly/recurly-client-go/pull/162) ([recurly-integrations](https://github.com/recurly-integrations))
+- Fixes bug with PutDunningCampaignBulkUpdate(WithContext) [#160](https://github.com/recurly/recurly-client-go/pull/160) ([recurly-integrations](https://github.com/recurly-integrations))
+
+
+
 ## [v4.20.0](https://github.com/recurly/recurly-client-go/tree/v4.20.0) (2022-08-03)
 
 [Full Changelog](https://github.com/recurly/recurly-client-go/compare/v4.19.0...v4.20.0)
diff --git a/version.go b/version.go
index 6f2bfb2..733c39d 100644
--- a/version.go
+++ b/version.go
@@ -1,5 +1,5 @@
 package recurly
 
 const (
-	clientVersion = "4.20.0"
+	clientVersion = "4.21.0"
 )