diff --git a/smbprotocol/open.py b/smbprotocol/open.py
index 4eba7bae2dd6d534d796a6b17032d7a8ad102742..e6947e87839e9c69f2a61fcf3c9b7d4f89fd06dd 100644
--- a/smbprotocol/open.py
+++ b/smbprotocol/open.py
@@ -93,7 +93,7 @@ class ShareAccess(object):
     The sharing mode for the open
     """
     FILE_SHARE_READ = 0x1
-    FILE_SHARE_WRITE = 0x0
+    FILE_SHARE_WRITE = 0x2
     FILE_SHARE_DELETE = 0x4