CHANGELOG.md in logstash-input-gelf-3.1.0 vs CHANGELOG.md in logstash-input-gelf-3.1.1

- old
+ new

@@ -1,4 +1,7 @@
+## 3.1.1
+  - Docs: Set the default_codec doc attribute.
+
 ## 3.1.0
   - Add support for listening on TCP socket
 
 ## 3.0.7
   - Update gemspec summary