diff --git a/XilinxProcessorIPLib/drivers/wdttb/data/wdttb_tapp.tcl b/XilinxProcessorIPLib/drivers/wdttb/data/wdttb_tapp.tcl
index 9d332b71..15723f87 100755
--- a/XilinxProcessorIPLib/drivers/wdttb/data/wdttb_tapp.tcl
+++ b/XilinxProcessorIPLib/drivers/wdttb/data/wdttb_tapp.tcl
@@ -132,7 +132,7 @@ proc gen_testfunc_call {swproj mhsinst} {
   set iftmrintr [::hsi::utils::is_ip_interrupting_current_proc $mhsinst]
   set ipname [get_property NAME $mhsinst] 
   set deviceid [::hsi::utils::get_ip_param_name $mhsinst "DEVICE_ID"]
-  set stdout [get_property CONFIG.STDOUT [get_os]]
+  set stdout [get_property CONFIG.STDOUT [hsi::get_os]]
   if { $stdout == "" || $stdout == "none" } {
        set hasStdout 0
   } else {
@@ -140,10 +140,10 @@ proc gen_testfunc_call {swproj mhsinst} {
   }
   
   if {$iftmrintr == 1} {
-       set intr_pin_name [get_pins -of_objects [get_cells $ipname] WDT_INTERRUPT]
+       set intr_pin_name [hsi::get_pins -of_objects [hsi::get_cells $ipname] WDT_INTERRUPT]
        set intcname [::hsi::utils::get_connected_intr_cntrl $ipname  $intr_pin_name]
        set intcvar intc
-       set proc [get_property IP_NAME [get_cells [get_sw_processor]]]
+       set proc [get_property IP_NAME [hsi::get_cells [hsi::get_sw_processor]]]
   }
   
   set testfunc_call ""