diff --git a/MANIFEST b/MANIFEST
index 543cedc..652f6ee 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -2,4 +2,4 @@ HISTORY.rst
 README.rst
 setup.py
 gistapi/__init__.py
-gistapi/gistapi.py
+gistapi/core.py
diff --git a/gistapi/tests/test_examples.py b/gistapi/tests/test_examples.py
index da72ce7..451dba9 100644
--- a/gistapi/tests/test_examples.py
+++ b/gistapi/tests/test_examples.py
@@ -5,4 +5,4 @@ import doctest
 import gistapi
 
 # run doctests
-doctest.testmod(gistapi)
+doctest.testmod(gistapi.core)