diff --git a/tests/test-lfs-pointer.py b/tests/test-lfs-pointer.py
--- a/tests/test-lfs-pointer.py
+++ b/tests/test-lfs-pointer.py
@@ -3,9 +3,6 @@
 import os
 import sys
 
-# make it runnable using python directly without run-tests.py
-sys.path[0:0] = [os.path.join(os.path.dirname(__file__), '..')]
-
 # Import something from Mercurial, so the module loader gets initialized.
 from mercurial import pycompat
 del pycompat  # unused for now
diff --git a/tests/test-minifileset.py b/tests/test-minifileset.py
--- a/tests/test-minifileset.py
+++ b/tests/test-minifileset.py
@@ -4,9 +4,6 @@
 import os
 import sys
 
-# make it runnable directly without run-tests.py
-sys.path[0:0] = [os.path.join(os.path.dirname(__file__), '..')]
-
 from mercurial import minifileset
 
 def check(text, truecases, falsecases):