diff --git a/server/protocol.def b/server/protocol.def
index 71524a4..bec2e3c 100644
--- a/server/protocol.def
+++ b/server/protocol.def
@@ -2208,6 +2208,7 @@
     obj_handle_t   handle;
 @REPLY
     unsigned int   flags;
+    unsigned int   sharing;
     unsigned int   maxinstances;
     unsigned int   instances;
     unsigned int   outsize;