--- bin/webmux.pl.in.orig	Tue Sep 26 18:06:31 2006
+++ bin/webmux.pl.in	Mon Apr 30 23:04:45 2007
@@ -63,6 +63,12 @@
 }
 
 use lib ( "@LOCAL_LIB_PATH@", "@RT_LIB_PATH@" );
+if ($ENV{RT_INSTANCE_PATH}) {
+    lib->import("$ENV{RT_INSTANCE_PATH}/local/lib");
+}
+if ($ENV{RT_VENDOR_PATH}) {
+    lib->import($ENV{RT_VENDOR_PATH});
+}
 use RT;
 
 package RT::Mason;
