diff --git a/config/routes b/config/routes
index 91f0a74..8991d9b 100644
--- a/config/routes
+++ b/config/routes
@@ -77,6 +77,7 @@
 /s/#ShrIdent/r/#RpIdent/s/+Texts             RepoSourceR           GET
 /s/#ShrIdent/r/#RpIdent/c                    RepoHeadChangesR      GET
 /s/#ShrIdent/r/#RpIdent/c/#Text              RepoChangesR          GET
+/s/#ShrIdent/r/#RpIdent/p/#Text              RepoPatchR            GET
 /s/#ShrIdent/r/#RpIdent/d                    RepoDevsR             GET POST
 /s/#ShrIdent/r/#RpIdent/d/!new               RepoDevNewR           GET
 /s/#ShrIdent/r/#RpIdent/d/#ShrIdent          RepoDevR              GET DELETE POST
diff --git a/src/Vervis/Handler/Repo.hs b/src/Vervis/Handler/Repo.hs
index 0967cea..6999593 100644
--- a/src/Vervis/Handler/Repo.hs
+++ b/src/Vervis/Handler/Repo.hs
@@ -25,6 +25,7 @@ module Vervis.Handler.Repo
     , getRepoSourceR
     , getRepoHeadChangesR
     , getRepoChangesR
+    , getRepoPatchR
     , getRepoDevsR
     , postRepoDevsR
     , getRepoDevNewR
@@ -258,6 +259,13 @@ getRepoChangesR shar repo ref = do
         VCSDarcs -> getDarcsRepoChanges shar repo ref
         VCSGit -> getGitRepoChanges shar repo ref
 
+getRepoPatchR :: ShrIdent -> RpIdent -> Text -> Handler Html
+getRepoPatchR shr rp ref = do
+    repository <- runDB $ selectRepo shr rp
+    case repoVcs repository of
+        VCSDarcs -> undefined -- getDarcsPatch shr rp ref
+        VCSGit -> undefined -- getGitRepoPatch shr rp ref
+
 getRepoDevsR :: ShrIdent -> RpIdent -> Handler Html
 getRepoDevsR shr rp = do
     devs <- runDB $ do
diff --git a/src/Vervis/Handler/Repo/Darcs.hs b/src/Vervis/Handler/Repo/Darcs.hs
index ce55b42..a45f80f 100644
--- a/src/Vervis/Handler/Repo/Darcs.hs
+++ b/src/Vervis/Handler/Repo/Darcs.hs
@@ -86,7 +86,7 @@ getDarcsRepoHeadChanges shar repo = do
             case mv of
                 Nothing -> notFound
                 Just v  -> return v
-    let changes = changesW entries
+    let changes = changesW shar repo entries
         pageNav = navWidget navModel
         feed = changeFeed shar repo Nothing VCSDarcs entries
     selectRep $ do
diff --git a/src/Vervis/Handler/Repo/Git.hs b/src/Vervis/Handler/Repo/Git.hs
index 57b1086..bb7be6d 100644
--- a/src/Vervis/Handler/Repo/Git.hs
+++ b/src/Vervis/Handler/Repo/Git.hs
@@ -100,7 +100,7 @@ getGitRepoChanges shar repo ref = do
             (entries, navModel) <- getPageAndNav $
                 \ o l -> liftIO $ G.readChangesView path ref o l
             let refSelect = refSelectW shar repo branches tags
-                changes = changesW entries
+                changes = changesW shar repo entries
                 pageNav = navWidget navModel
                 feed = changeFeed shar repo (Just ref) VCSGit entries
             selectRep $ do
diff --git a/src/Vervis/Widget/Repo.hs b/src/Vervis/Widget/Repo.hs
index 707ee93..81868d9 100644
--- a/src/Vervis/Widget/Repo.hs
+++ b/src/Vervis/Widget/Repo.hs
@@ -34,5 +34,5 @@ import Vervis.Settings (widgetFile)
 refSelectW :: ShrIdent -> RpIdent -> Set Text -> Set Text -> Widget
 refSelectW shar repo branches tags = $(widgetFile "repo/widget/ref-select")
 
-changesW :: Foldable f => f LogEntry -> Widget
-changesW entries = $(widgetFile "repo/widget/changes")
+changesW :: Foldable f => ShrIdent -> RpIdent -> f LogEntry -> Widget
+changesW shr rp entries = $(widgetFile "repo/widget/changes")
diff --git a/templates/repo/widget/changes.hamlet b/templates/repo/widget/changes.hamlet
index 64327e7..9fd68c0 100644
--- a/templates/repo/widget/changes.hamlet
+++ b/templates/repo/widget/changes.hamlet
@@ -21,6 +21,8 @@ $# <http://creativecommons.org/publicdomain/zero/1.0/>.
   $forall LogEntry author hash message (_, time) <- entries
     <tr>
       <td>#{author}
-      <td .hash>#{T.take 10 hash}
+      <td .hash>
+        <a href=@{RepoPatchR shr rp hash}>
+          #{T.take 10 hash}
       <td>#{message}
       <td>#{time}