diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8137bf9..955da8f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 0.3.18 - 2017-09-19
+- Fixed error parsing MailChimp API response JSON when push the large data [#34](https://github.com/treasure-data/embulk-output-mailchimp/pull/34)
+
 ## 0.3.17 - 2017-09-14
 
 - Support language_column option [#32](https://github.com/treasure-data/embulk-output-mailchimp/pull/32) Thanks @gillax
diff --git a/build.gradle b/build.gradle
index 0bf856a..e914a70 100644
--- a/build.gradle
+++ b/build.gradle
@@ -18,7 +18,7 @@ configurations {
     provided
 }
 
-version = "0.3.17"
+version = "0.3.18"
 
 sourceCompatibility = 1.7
 targetCompatibility = 1.7