diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1e02914..c0f2f24 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+# 0.4.1
+
+Improvements:
+
+- Add Train-Case support
+
 # 0.4.0
 
 Breaking changes:
diff --git a/Cargo.toml b/Cargo.toml
index 1de9796..2ad25de 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 authors = ["Without Boats <woboats@gmail.com>"]
 name = "heck"
-version = "0.4.0"
+version = "0.4.1"
 edition = "2018"
 license = "MIT OR Apache-2.0"
 description = "heck is a case conversion library."