diff --git a/docs/ja/guide/README.md b/docs/ja/guide/README.md
index 63bf2774..ad0c7c01 100644
--- a/docs/ja/guide/README.md
+++ b/docs/ja/guide/README.md
@@ -346,7 +346,7 @@ export default {
     chartdata: {
       type: Object,
       default: null
-    }
+    },
     options: {
       type: Object,
       default: null