diff --git a/test/test_regression.py b/test/test_regression.py
index b327811c..2e0da3cf 100755
--- a/test/test_regression.py
+++ b/test/test_regression.py
@@ -11,6 +11,8 @@ import itertools
 import os
 import textwrap
 
+import pytest
+
 from .base import TestBase, unittest, cwd_at
 
 import jedi
@@ -524,5 +526,16 @@ class TestSpeed(TestBase):
         script.function_definition()
         #print(jedi.imports.imports_processed)
 
+
+@pytest.mark.skipif("sys.version_info >= (3,0)")
+def test_settings_module():
+    """
+    jedi.settings and jedi.cache.settings must be the same module.
+    """
+    from jedi import cache
+    from jedi import settings
+    assert cache.settings is settings
+
+
 if __name__ == '__main__':
     unittest.main()
diff --git a/tox.ini b/tox.ini
index 9ab832ab..25014940 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,5 +20,6 @@ deps =
 [testenv:py32]
 # TODO: Without this setting, test uses ~/.cache/jedi/.
 #       There could be a bug due to import hack.
+#       See test_settings_module in test/test_regression.py.
 setenv =
     XDG_CACHE_HOME={envtmpdir}/cache