Release 1.3.8 v1.3.8
Release 1.3.8

--- a/Changelog.md
+++ b/Changelog.md
@@ -3,6 +3,14 @@
 This Changelog records major changes between versions.
 
 Not all changes are recorded. Please check git log for details.
+
+## Version 1.3.8
+
+- Workaround a bug causing Firefox 61-62 to reject responses with Content-Type = application/dns-message
+- Workaround a bug causing DNSCrypt-Proxy to expect a response with TransactionID = 0xcafe
+- TransactionID is now preserved to maintain compatibility with some clients
+- Turn on `no_cookies` by default according to the IETF draft
+- Update Documentation
 
 ## Version 1.3.7