diff --git a/XilinxProcessorIPLib/drivers/emc/data/emc_tapp.tcl b/XilinxProcessorIPLib/drivers/emc/data/emc_tapp.tcl
index a2054bb7..b82c4d39 100755
--- a/XilinxProcessorIPLib/drivers/emc/data/emc_tapp.tcl
+++ b/XilinxProcessorIPLib/drivers/emc/data/emc_tapp.tcl
@@ -96,7 +96,7 @@ proc gen_testfunc_call {swproj mhsinst} {
   }
   
   set ipname [get_property NAME $mhsinst]
-  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 {
@@ -105,7 +105,7 @@ proc gen_testfunc_call {swproj mhsinst} {
 
   set testfunc_call ""
 
-  set prog_memranges [get_mem_ranges -filter "IS_INSTRUCTION==1" $mhsinst]
+  set prog_memranges [hsi::get_mem_ranges -filter "IS_INSTRUCTION==1" $mhsinst]
   if {[string compare ${prog_memranges} ""] != 0} {
     foreach progmem $prog_memranges {
       set baseaddrval [get_property CONFIG.${progmem} $mhsinst]
@@ -119,7 +119,7 @@ proc gen_testfunc_call {swproj mhsinst} {
     }
   }
 
-  set romemranges [get_mem_ranges $mhsinst]
+  set romemranges [hsi::get_mem_ranges $mhsinst]
   if {[string compare ${romemranges} ""] != 0} {
     foreach romem $romemranges {
       set baseaddrval [get_property CONFIG.${romem} $mhsinst]
@@ -133,7 +133,7 @@ proc gen_testfunc_call {swproj mhsinst} {
     }
   }
 
-  set baseaddrs [get_mem_ranges $mhsinst]
+  set baseaddrs [hsi::get_mem_ranges $mhsinst]
   if {[string compare ${baseaddrs} ""] == 0} {
      return $testfunc_call
   }