CHANGELOG.md in logstash-codec-netflow-3.13.0 vs CHANGELOG.md in logstash-codec-netflow-3.13.1

@@ -1,4 +1,8 @@
+## 3.13.1
+
+  - Fixes exceptions due to concurrent access of IPFIX templates, see issue #134
+
 ## 3.13.0
 
   - Added support for Netflow 9 reduced-size encoding support
   - Added support for Barracuda IPFIX Extended Uniflow