diff --git a/dropbox/dropbox.py b/dropbox/dropbox.py
index 3d9b539b..8fe2e0a3 100644
--- a/dropbox/dropbox.py
+++ b/dropbox/dropbox.py
@@ -117,7 +117,7 @@ class _DropboxTransport(object):
     _ROUTE_STYLE_RPC = 'rpc'
 
     # This is the default longest time we'll block on receiving data from the server
-    _DEFAULT_TIMEOUT = 30
+    _DEFAULT_TIMEOUT = 100
 
     def __init__(self,
                  oauth2_access_token,