diff --git a/terminatorlib/cwd.py b/terminatorlib/cwd.py
index 703a7732..1edb6fb9 100755
--- a/terminatorlib/cwd.py
+++ b/terminatorlib/cwd.py
@@ -1,7 +1,16 @@
 #!/usr/bin/python
 # Terminator by Chris Jones <cmsj@tenshu.net>
 # GPL v2 only
-"""cwd.py - function necessary to get the cwd for a given pid on various OSes"""
+"""cwd.py - function necessary to get the cwd for a given pid on various OSes
+
+>>> cwd = get_default_cwd()
+>>> cwd.__class__.__name__
+'str'
+>>> func = get_pid_cwd()
+>>> func.__class__.__name__
+'function'
+
+"""
 
 import platform
 import os
diff --git a/terminatorlib/tests/test_doctests.py b/terminatorlib/tests/test_doctests.py
index 0fb46d30..2d86b1f5 100644
--- a/terminatorlib/tests/test_doctests.py
+++ b/terminatorlib/tests/test_doctests.py
@@ -8,6 +8,7 @@ def test_suite():
         'config',
         'plugin',
         'testborg',
+        'cwd',
         ):
         suite.addTest(DocTestSuite('terminatorlib.' + name))
     return suite