diff --git a/requests/models.py b/requests/models.py
index f9a9626b..09ea87d9 100644
--- a/requests/models.py
+++ b/requests/models.py
@@ -599,7 +599,7 @@ class Response(object):
         def generate():
             chunk = []
 
-            while True:
+            while 1:
                 c = self.raw.read(1)
                 if not c:
                     break