diff --git a/CHANGELOG.md b/CHANGELOG.md
index 02f28cd..d21f50e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # libhoney Changelog
 
+## 1.21.0 2024-02-28
+
+### Enhancements
+
+- feat: support classic-flavored ingest keys (#237) | @jharley
+
+### Maintenance
+
+- maint: update codeowners to pipeline (#233) | @JamieDanielson
+- maint: update codeowners to pipeline-team (#234) | @JamieDanielson
+
 ## 1.20.0 2023-06-29
 
 ### Enhancements
diff --git a/version/version.go b/version/version.go
index bddc0f0..cbd8507 100644
--- a/version/version.go
+++ b/version/version.go
@@ -1,5 +1,5 @@
 package version
 
 const (
-	Version string = "1.20.0"
+	Version string = "1.21.0"
 )