diff --git a/CHANGELOG.md b/CHANGELOG.md
index 99401b7d..3fc1c534 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,8 @@
 # Changelog
 
-## HEAD
+## 0.5.0
 
+- Update for Rhea.
 - Add tactical destroyers.
 
 ## 0.4.0
diff --git a/VERSION b/VERSION
index 1d0ba9ea..8f0916f7 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.4.0
+0.5.0