diff --git a/setup.py b/setup.py
index c2004ec..33d4e2f 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@
 
 def read(*filenames, **kwargs):
     encoding = kwargs.get('encoding', 'utf-8')
-    mode = kwargs.get('mode', 'rb')
+    mode = kwargs.get('mode', 'r')
     sep = kwargs.get('sep', '\n')
     buf = []
     for filename in filenames: