diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9f9beb3d..f5bcd100 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [v0.5.1] - 2020-07-15
+
 ### Added
 
 - Support labels beginning with numbers that contain underscores (DOP-1188)
diff --git a/snooty/__init__.py b/snooty/__init__.py
index 1b47b60e..4e4f3ad4 100644
--- a/snooty/__init__.py
+++ b/snooty/__init__.py
@@ -1,3 +1,3 @@
 """The Snooty documentation writer's tool."""
 
-__version__ = "0.5.0.dev"
+__version__ = "0.5.1"