diff --git a/tests/letstest/scripts/version.py b/tests/letstest/scripts/version.py
index 0b72219a1..62a58c0cd 100755
--- a/tests/letstest/scripts/version.py
+++ b/tests/letstest/scripts/version.py
@@ -13,6 +13,8 @@ def certbot_version(build_script_dir):
     """Return the version number stamped in certbot/__init__.py."""
     return re.search('''^__version__ = ['"](.+)['"].*''',
                      file_contents(join(dirname(build_script_dir),
+                                        '..',
+                                        '..',
                                         'certbot',
                                         'certbot',
                                         '__init__.py')),