CHANGES.md in twilio-ruby-5.10.3 vs CHANGES.md in twilio-ruby-5.10.4

@@ -1,7 +1,21 @@
 twilio-ruby changelog
 =====================
 
+[2018-06-19] Version 5.10.4
+----------------------------
+**Library**
+- PR #412: Allow adding TwiML children with generic tag names. Thanks to @ekarson!
+- PR #408: Add validate_ssl_certificate helper method to Client. Thanks to @ekarson!
+- PR #410: Allow adding text nodes to TwiML responses. Thanks to @ekarson!
+
+**Api**
+- Add Fraud Lookups category to usage records
+
+**Twiml**
+- Add methods to helper libraries to inject arbitrary text under a TwiML node
+
+
 [2018-06-04] Version 5.10.3
 ----------------------------
 **Library**
 - PR #409: Switch to single quotes for rubocop. Thanks to @cjcodes!
 - PR #407: Allows developers to add comments to TwiML. Thanks to @philnash!