diff --git a/setup.py b/setup.py
index 638a8be5277c79c9941abc853a1c5b3b7295f7c9..d9f2d7b1eb1edd0319fd5a6897f9cd7a09d15858 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@ from setuptools import setup
 __about__ = {}
 
 with open("nacl/__about__.py") as fp:
-    exec(fp, None, __about__)
+    exec(fp.read(), None, __about__)
 
 
 try: