diff --git a/exec/load/smbdefs.js b/exec/load/smbdefs.js
index 1b0a0de7c616db7e06f21f852c2976b532a158a0..014c37a424640ee4c9519b08f606494d8e8daa3f 100644
--- a/exec/load/smbdefs.js
+++ b/exec/load/smbdefs.js
@@ -104,6 +104,14 @@ const AGENT_PROCESS			= 1;		// Unknown process type
 const AGENT_SMBUTIL			= 2;		// Imported via Synchronet SMBUTIL
 const AGENT_SMTPSYSMSG		= 3;		// Synchronet SMTP server system message
 
+/* Message Priority */
+const SMB_PRIORITY_UNSPECIFIED 	= 0;
+const SMB_PRIORITY_HIGHEST		= 1;
+const SMB_PRIORITY_HIGH			= 2;
+const SMB_PRIORITY_NORMAL		= 3;
+const SMB_PRIORITY_LOW			= 4;
+const SMB_PRIORITY_LOWEST		= 5;
+
 /* Message hfield types */										
 const SMB_SUMMARY			= 0x61; 	// Not currently used for messages								
 const SMB_COMMENT 			= 0x62; 	// Appear in message text, before body