diff --git a/bower.json b/bower.json
index 156da9c..d305465 100644
--- a/bower.json
+++ b/bower.json
@@ -1,7 +1,7 @@
 {
   "name": "c3",
   "main": "c3.min.js",
-  "version": "0.1.28",
+  "version": "0.1.29",
   "homepage": "https://github.com/masayuki0812/c3",
   "authors": [
     "Masayuki Tanaka <masayuki0812@mac.com>"
diff --git a/c3.js b/c3.js
index d087d1b..525c993 100644
--- a/c3.js
+++ b/c3.js
@@ -2,7 +2,7 @@
     'use strict';
 
     var c3 = {
-        version: "0.1.28"
+        version: "0.1.29"
     };
 
     var CLASS = {
diff --git a/c3.min.js b/c3.min.js
index 6123789..27f061b 100644
--- a/c3.min.js
+++ b/c3.min.js
@@ -1,3 +1,3 @@
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diff --git a/package.json b/package.json
index 5d200cd..7cd0834 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
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-  "version": "0.1.28",
+  "version": "0.1.29",
   "description": "D3-based reusable chart library",
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