diff --git a/I1401/i1401_mt.c b/I1401/i1401_mt.c
index 39a06a26..2394a51e 100644
--- a/I1401/i1401_mt.c
+++ b/I1401/i1401_mt.c
@@ -1,6 +1,6 @@
 /* i1401_mt.c: IBM 1401 magnetic tape simulator
 
-   Copyright (c) 1993-2011, Robert M. Supnik
+   Copyright (c) 1993-2016, Robert M. Supnik
 
    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
@@ -25,6 +25,7 @@
 
    mt           7-track magtape
 
+   20-Oct-16    RMS     Must call sim_tape_attach to use library (Mark Pizzolato)
    03-Sep-13    RMS     Read TMK does not write GM+WM to memory
    19-Mar-11    RMS     Restored lost edit to insert EOF in memory on read EOF
                         Reverted multiple tape indicator implementation
@@ -170,7 +171,7 @@ DEVICE mt_dev = {
     "MT", mt_unit, mt_reg, mt_mod,
     MT_NUMDR, 10, 31, 1, 8, 8,
     NULL, NULL, &mt_reset,
-    &mt_boot, NULL, NULL,
+    &mt_boot, &sim_tape_attach, &sim_tape_detach,
     NULL, DEV_DEBUG
     };