CHANGELOG.md in graphql-metrics-3.0.3 vs CHANGELOG.md in graphql-metrics-4.0.0

@@ -1,4 +1,8 @@
+4.0.0
+-----
+- [23](https://github.com/Shopify/graphql-metrics/pull/23) graphql-ruby 1.10.8+ compatibility
+
 3.0.3
 -----
 
 - [#22](https://github.com/Shopify/graphql-metrics/pull/22) Optimization: use hash assignment over merge