diff --git a/kallithea/lib/vcs/backends/base.py b/kallithea/lib/vcs/backends/base.py
--- a/kallithea/lib/vcs/backends/base.py
+++ b/kallithea/lib/vcs/backends/base.py
@@ -123,9 +123,6 @@ class BaseRepository(object):
             for topnode, dirs, files in tip.walk('/'):
                 for f in files:
                     size += tip.get_file_size(f.path)
-                for dir in dirs:
-                    for f in files:
-                        size += tip.get_file_size(f.path)
 
         except RepositoryError as e:
             pass
diff --git a/kallithea/tests/vcs/test_git.py b/kallithea/tests/vcs/test_git.py
--- a/kallithea/tests/vcs/test_git.py
+++ b/kallithea/tests/vcs/test_git.py
@@ -390,7 +390,7 @@ class GitChangesetTest(unittest.TestCase
             self._test_dir_size(revision, path, size)
 
     def test_repo_size(self):
-        self.assertEqual(self.repo.size, 1022026) # FIXME
+        self.assertEqual(self.repo.size, 674076)
 
     def test_file_history(self):
         # we can only check if those revisions are present in the history
diff --git a/kallithea/tests/vcs/test_hg.py b/kallithea/tests/vcs/test_hg.py
--- a/kallithea/tests/vcs/test_hg.py
+++ b/kallithea/tests/vcs/test_hg.py
@@ -354,7 +354,7 @@ class MercurialChangesetTest(unittest.Te
             self._test_dir_size(revision, path, size)
 
     def test_repo_size(self):
-        self.assertEqual(self.repo.size, 1042958) # FIXME
+        self.assertEqual(self.repo.size, 682421)
 
     def test_file_history(self):
         # we can only check if those revisions are present in the history