diff --git a/CHANGELOG.md b/CHANGELOG.md
index 413db84..fd80e07 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # CHANGELOG
 
-## Next Release
+## v4.1.1 (2024-03-26)
 
 - Fix `DateTime`-type parameters not being included in GET requests
 
diff --git a/version.go b/version.go
index 289f3d7..7cf853e 100644
--- a/version.go
+++ b/version.go
@@ -1,3 +1,3 @@
 package easypost
 
-const Version = "4.1.0"
+const Version = "4.1.1"