diff --git a/applications/compaan/designs/compaan_io_test_bn/mmm.cfg b/applications/compaan/designs/compaan_io_test_bn/mmm.cfg
index 7f65d8c2500175c14c2d8a8763dd514032765386..93c76c72473e5a6cbefcbf79b326cc5bec1d3bd0 100644
--- a/applications/compaan/designs/compaan_io_test_bn/mmm.cfg
+++ b/applications/compaan/designs/compaan_io_test_bn/mmm.cfg
@@ -2,7 +2,10 @@ mmm_name = compaan_io_test_bn
 
 board_select = unb1
 
-custom_peripherals =        
+custom_peripherals =  
+    reg_diag_data_buffer                1  5
+    ram_diag_data_buffer                1 14
+    reg_bsn_monitor                     5  4
     reg_diagnostics                     1  6
     reg_tr_nonbonded                    1  4  
     reg_compaan                         1 19