diff --git a/smbprotocol/connection.py b/smbprotocol/connection.py
index 2ea244f0..e4613403 100644
--- a/smbprotocol/connection.py
+++ b/smbprotocol/connection.py
@@ -213,10 +213,12 @@ class NtStatus(object):
     STATUS_INSUFFICIENT_RESOURCES = 0xC000009A
     STATUS_PIPE_BUSY = 0xC00000AE
     STATUS_PIPE_CLOSING = 0xC00000B1
+    STATUS_PIPE_DISCONNECTED = 0xC00000B0
     STATUS_FILE_IS_A_DIRECTORY = 0xC00000BA
     STATUS_NOT_SUPPORTED = 0xC00000BB
     STATUS_BAD_NETWORK_NAME = 0xC00000CC
     STATUS_REQUEST_NOT_ACCEPTED = 0xC00000D0
+    STATUS_PIPE_EMPTY = 0xC00000D9
     STATUS_INTERNAL_ERROR = 0xC00000E5
     STATUS_NOT_A_DIRECTORY = 0xC0000103
     STATUS_CANNOT_DELETE = 0xC0000121