diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7897302..60e1449 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## 0.5.3
+* update treasure data repo gpg key
+
 ## 0.5.2
 * Correct the docs related to the service_enable parameter
 
diff --git a/metadata.json b/metadata.json
index 8a2b593..5e8d928 100644
--- a/metadata.json
+++ b/metadata.json
@@ -1,6 +1,6 @@
 {
   "name": "wywygmbh-fluentd",
-  "version": "0.5.2",
+  "version": "0.5.3",
   "author": "wywy GmbH",
   "summary": "Generic module for fluentd (td-agent).",
   "license": "Apache-2.0",