diff --git a/docx/oxml/text/run.py b/docx/oxml/text/run.py
index 489b28c86..8f3a9c70f 100644
--- a/docx/oxml/text/run.py
+++ b/docx/oxml/text/run.py
@@ -73,8 +73,8 @@ def link_comment(self, _id):
         rStart._id = _id
         rEnd = OxmlElement('w:commentRangeEnd')
         rEnd._id = _id
-        self.insert(0,rStart)
-        self.append(rEnd)
+        self.addprevious(rStart)
+        self.addnext(rEnd)
 
     def add_comment_reference(self, _id):
         reference = OxmlElement('w:commentReference')