diff --git a/tcl/target/numicro.cfg b/tcl/target/numicro.cfg
index 29077f39f..e492fa160 100644
--- a/tcl/target/numicro.cfg
+++ b/tcl/target/numicro.cfg
@@ -2,8 +2,7 @@
 
 # script for Nuvoton MuMicro Cortex-M0 Series
 
-# Adapt based on what transport is active.
-source [find target/swj-dp.tcl]
+transport select swd
 
 # Set Chipname
 if { [info exists CHIPNAME] } {
@@ -29,7 +28,7 @@ if { [info exists WORKAREASIZE] } {
 
 
 # Debug Adapter Target Settings
-swj_newdap $_CHIPNAME cpu -irlen 4 -expected-id $_CPUDAPID
+swd newdap $_CHIPNAME cpu -expected-id $_CPUDAPID
 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
 set _TARGETNAME $_CHIPNAME.cpu
 target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap
diff --git a/tcl/target/numicro_m4.cfg b/tcl/target/numicro_m4.cfg
index 1302515d3..ac242c417 100644
--- a/tcl/target/numicro_m4.cfg
+++ b/tcl/target/numicro_m4.cfg
@@ -2,7 +2,7 @@
 
 # script for Nuvoton MuMicro Cortex-M4 Series
 
-source [find target/swj-dp.tcl]
+transport select swd
 
 # Set Chipname
 if { [info exists CHIPNAME] } {
@@ -28,7 +28,7 @@ if { [info exists WORKAREASIZE] } {
 
 
 # Debug Adapter Target Settings
-swj_newdap $_CHIPNAME cpu -irlen 4 -expected-id $_CPUDAPID
+swd newdap $_CHIPNAME cpu -expected-id $_CPUDAPID
 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
 set _TARGETNAME $_CHIPNAME.cpu
 target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap