diff --git a/libretroshare/src/services/p3msgservice.cc b/libretroshare/src/services/p3msgservice.cc
index 38ac35a3d..4a7f059c5 100644
--- a/libretroshare/src/services/p3msgservice.cc
+++ b/libretroshare/src/services/p3msgservice.cc
@@ -1656,6 +1656,7 @@ bool p3MsgService::encryptMessage(const std::string& pgp_id,RsMsgItem *item)
 	item->msgbcc.ids.clear() ;
 	item->msgto.ids.clear() ;
 	item->msgFlags |= RS_MSG_FLAGS_ENCRYPTED ;
+	item->attachment.TlvClear() ;
 
 	return true ;
 }