diff --git a/package.json b/package.json
index 5ad2cd4..81de4f8 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "markdown-to-ast",
   "description": "Parse Markdown to AST with location info.",
-  "version": "3.3.0",
+  "version": "3.4.0",
   "homepage": "https://github.com/textlint/markdown-to-ast/",
   "repository": {
     "type": "git",