diff --git a/setup.py b/setup.py
index fa5a94d..9d9a6ab 100755
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@ from distutils.core import setup
 #   https://www.python.org/dev/peps/pep-0440/#version-scheme
 
 # Fetch version from git tags, and write to version.py.
-# Also, when git is not available (PyPi package), use stored version.py.
+# Also, when git is not available (PyPI package), use stored version.py.
 version_py = os.path.join(os.path.dirname(__file__), 'version.py')
 
 try: