diff --git a/configurations/tests/settings/main.py b/configurations/tests/settings/main.py
index 653850a..448922e 100644
--- a/configurations/tests/settings/main.py
+++ b/configurations/tests/settings/main.py
@@ -41,6 +41,8 @@ class Test(Settings):
     def METHOD_SETTING(self):
         return 2
 
+    LAMBDA_SETTING = lambda self: 3
+
     def TEMPLATE_CONTEXT_PROCESSORS(self):
         return Settings.TEMPLATE_CONTEXT_PROCESSORS + (
             'configurations.tests.settings.base.test_callback',)
diff --git a/configurations/tests/test_main.py b/configurations/tests/test_main.py
index b074809..78b063f 100644
--- a/configurations/tests/test_main.py
+++ b/configurations/tests/test_main.py
@@ -16,6 +16,7 @@ class MainTests(TestCase):
         self.assertEquals(main.ATTRIBUTE_SETTING, True)
         self.assertEquals(main.PROPERTY_SETTING, 1)
         self.assertEquals(main.METHOD_SETTING, 2)
+        self.assertEquals(main.LAMBDA_SETTING, 3)
         self.assertEquals(main.TEMPLATE_CONTEXT_PROCESSORS,
                           global_settings.TEMPLATE_CONTEXT_PROCESSORS + (
                               'configurations.tests.settings.base.test_callback',