diff --git a/tests/test_diff.py b/tests/test_diff.py
index 8a903cb..0937b99 100644
--- a/tests/test_diff.py
+++ b/tests/test_diff.py
@@ -16,7 +16,7 @@
 import unittest
 import os
 import patoolib
-from tests import datadir, needs_program
+from . import datadir, needs_program
 
 class ArchiveDiffTest (unittest.TestCase):
 
diff --git a/tests/test_foo_archives.py b/tests/test_foo_archives.py
index 72d6b06..018fa33 100644
--- a/tests/test_foo_archives.py
+++ b/tests/test_foo_archives.py
@@ -13,7 +13,7 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
-from tests import ArchiveTest, needs_os, needs_program, needs_codec, Content
+from . import ArchiveTest, needs_os, needs_program, needs_codec, Content
 
 class TestArchives (ArchiveTest):
 
diff --git a/tests/test_mime.py b/tests/test_mime.py
index 77cdfdf..6bcfe88 100644
--- a/tests/test_mime.py
+++ b/tests/test_mime.py
@@ -16,7 +16,7 @@
 import unittest
 import os
 import patoolib
-from tests import needs_program, datadir
+from . import needs_program, datadir
 
 
 class TestMime (unittest.TestCase):
diff --git a/tests/test_repack.py b/tests/test_repack.py
index 50f0eea..8c81129 100644
--- a/tests/test_repack.py
+++ b/tests/test_repack.py
@@ -17,7 +17,7 @@ import unittest
 import os
 import shutil
 import patoolib
-from tests import datadir, needs_program, needs_one_program
+from . import datadir, needs_program, needs_one_program
 
 class ArchiveRepackTest (unittest.TestCase):