diff --git a/patches/1311/p04_update_comments.py b/patches/1311/p04_update_comments.py
new file mode 100644
index 0000000..aefb7e7
--- /dev/null
+++ b/patches/1311/p04_update_comments.py
@@ -0,0 +1,8 @@
+# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+def execute():
+	import webnotes
+	for name in webnotes.conn.sql_list("""select name from tabComment"""):
+		webnotes.get_obj("Comment", name).update_comment_in_doc()
+	
\ No newline at end of file
diff --git a/patches/patch_list.py b/patches/patch_list.py
index f8faa44..03e5a0e 100644
--- a/patches/patch_list.py
+++ b/patches/patch_list.py
@@ -250,4 +250,5 @@
 	"execute:webnotes.reload_doc('website', 'doctype', 'website_sitemap') #2013-11-20",
 	"execute:webnotes.bean('Style Settings').save() #2013-11-20",
     "execute:webnotes.get_module('website.doctype.website_sitemap_config.website_sitemap_config').rebuild_website_sitemap_config()",
+    "patches.1311.p04_update_comments",
 ]
\ No newline at end of file