1 files changed, 1 insertions, 0 deletions
diff --git a/protocol.h b/protocol.h
index 30619c9..92dcf21 100644
--- a/protocol.h
+++ b/protocol.h
@@ -162,6 +162,7 @@ enum recv_return {
     RECV_FATAL_UNAUTH,
     RECV_FATAL_CRYPTO_ERROR,
     RECV_FATAL_REMOTE_WINDOW_SIZE,
+    RECV_FATAL_CALLBACK_ERROR,
     RECV_CORRUPT_PACKET,
     RECV_BUFFER_NEED_MORE_DATA,
     RECV_CALLBACK_NOT_IMPLEMENTED