diff --git a/Yesod/Comments/Core.hs b/Yesod/Comments/Core.hs
--- a/Yesod/Comments/Core.hs
+++ b/Yesod/Comments/Core.hs
@@ -149,10 +149,6 @@
                 <th>name:
                 <td colspan="2">#{username}
 
-            <tr>
-                <th>email:
-                <td colspan="2">#{email}
-
             ^{fieldRow fiComment}
             <tr>
                 <td>&nbsp;
diff --git a/Yesod/Comments/Storage.hs b/Yesod/Comments/Storage.hs
--- a/Yesod/Comments/Storage.hs
+++ b/Yesod/Comments/Storage.hs
@@ -45,8 +45,8 @@
 --   general yesod app
 share2 mkPersist (mkMigrate "migrateComments") [persist|
 SqlComment
-    threadId  ThreadId  Eq
-    commentId CommentId Eq Asc
+    threadId  ThreadId Eq noreference
+    commentId CommentId Eq Asc noreference
     timeStamp UTCTime
     ipAddress T.Text
     userName  T.Text
diff --git a/yesod-comments.cabal b/yesod-comments.cabal
--- a/yesod-comments.cabal
+++ b/yesod-comments.cabal
@@ -1,5 +1,5 @@
 name:                yesod-comments
-version:             0.3.1
+version:             0.3.3
 synopsis:            A generic comments interface for a Yesod application
 description:         A generic comments interface for a Yesod application
 homepage:            http://github.com/pbrisbin/yesod-comments