diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1a1f9fb..051d550 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 Changelog
 ====
 
-## V2.0.0
+## v2.0.0
 
 - Removed built-in `Promise` polyfill
 - Some APIs that returned `Promise`s now return bare values.