diff --git a/wdl-grammar/CHANGELOG.md b/wdl-grammar/CHANGELOG.md
index 5afbfd41c..8db5202a7 100644
--- a/wdl-grammar/CHANGELOG.md
+++ b/wdl-grammar/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Unreleased
+## 0.5.0 - 06-28-2024
 
 ### Fixed
 
diff --git a/wdl-grammar/Cargo.toml b/wdl-grammar/Cargo.toml
index e1d17c8e2..14b1a545d 100644
--- a/wdl-grammar/Cargo.toml
+++ b/wdl-grammar/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wdl-grammar"
-version = "0.4.0"
+version = "0.5.0"
 authors = ["Clay McLeod <clay.l.mcleod@gmail.com>"]
 edition.workspace = true
 license.workspace = true