diff --git a/requires.txt b/requires.txt
--- a/requires.txt
+++ b/requires.txt
@@ -9,9 +9,9 @@ whoosh>=2.3.0,<2.4
 celery>=2.2.5,<2.3
 babel
 python-dateutil>=1.5.0,<2.0.0
-dulwich>=0.8.0,<0.9.0
+dulwich>=0.8.4,<0.9.0
 webob==1.0.8
 markdown==2.1.1
 docutils==0.8.1
 py-bcrypt
-mercurial>=2.1,<2.2
\ No newline at end of file
+mercurial>=2.1,<2.2
diff --git a/rhodecode/lib/middleware/simplegit.py b/rhodecode/lib/middleware/simplegit.py
--- a/rhodecode/lib/middleware/simplegit.py
+++ b/rhodecode/lib/middleware/simplegit.py
@@ -65,7 +65,7 @@ dulserver.DEFAULT_HANDLERS = {
 }
 
 from dulwich.repo import Repo
-from dulwich.web import HTTPGitApplication
+from dulwich.web import make_wsgi_chain
 
 from paste.httpheaders import REMOTE_USER, AUTH_TYPE
 
@@ -205,7 +205,7 @@ class SimpleGit(BaseVCSController):
         """
         _d = {'/' + repo_name: Repo(repo_path)}
         backend = dulserver.DictBackend(_d)
-        gitserve = HTTPGitApplication(backend)
+        gitserve = make_wsgi_chain(backend)
 
         return gitserve