diff --git a/tests/test_distgit.py b/tests/test_distgit.py
index ee12cfc..1cc9a9d 100644
--- a/tests/test_distgit.py
+++ b/tests/test_distgit.py
@@ -1,10 +1,7 @@
-import os
-import sys
 import unittest
 
 
-print sys.path
-
+from . import CatchWarningsMixin
 from centpkg import DistGitDirectory
 
 class TestDistGitNothing(unittest.TestCase):
@@ -178,3 +175,9 @@ class TestDistgitC6PlusDistroBranch(unittest.TestCase):
 
     def test_target_gets_set(self):
         self.assertEqual(self.d.target, 'c6-plus')
+
+class TestOldGitBranch(unittest.TestCase, CatchWarningsMixin):
+    def test_old_branch_warns(self):
+       with self.assertWarns(DeprecationWarning):
+           branchstring = 'virt7'
+           d = DistGitDirectory(branchstring)