diff --git a/atom.xml b/atom.xml
index f67e3ac..3f07951 100644
--- a/atom.xml
+++ b/atom.xml
@@ -28,9 +28,9 @@
{% if post.description %}
{{ post.description }}
{% elif post.excerpt %}
- {{ post.excerpt }}
+ {{ post.excerpt | striptags }}
{% elif post.content %}
- {{ post.content.substring(0, 140) }}
+ {{ post.content | striptags | truncate(140) }}
{% endif %}
{% for category in post.categories.toArray() %}
diff --git a/rss2.xml b/rss2.xml
index 123a764..83680e3 100644
--- a/rss2.xml
+++ b/rss2.xml
@@ -8,6 +8,7 @@
{% if config.feed.hub %}{% endif %}
{{ config.description }}
+ {% if config.language %}{{ config.language }}{% endif %}
{{ posts.first().updated.toDate().toUTCString() }}
http://hexo.io/
{% for post in posts.toArray() %}
@@ -20,9 +21,9 @@
{% if post.description %}
{{ post.description }}
{% elif post.excerpt %}
- {{ post.excerpt }}
+ {{ post.excerpt | striptags }}
{% elif post.content %}
- {{ post.content.substring(0, 140) }}
+ {{ post.content | striptags | truncate(140) }}
{% endif %}
{% if config.feed.content and post.content %}