diff --git a/tcl/interface/buspirate.cfg b/tcl/interface/buspirate.cfg
index 265e37e06..20761d152 100644
--- a/tcl/interface/buspirate.cfg
+++ b/tcl/interface/buspirate.cfg
@@ -7,19 +7,19 @@
 adapter driver buspirate
 
 # you need to specify port on which BP lives
-#buspirate_port /dev/ttyUSB0
+#buspirate port /dev/ttyUSB0
 
 # communication speed setting
-buspirate_speed normal ;# or fast
+buspirate speed normal ;# or fast
 
 # voltage regulator Enabled = 1 Disabled = 0
-#buspirate_vreg 0
+#buspirate vreg 0
 
 # pin mode normal or open-drain (jtag only)
-#buspirate_mode normal
+#buspirate mode normal
 
 # pullup state Enabled = 1 Disabled = 0
-#buspirate_pullup 0
+#buspirate pullup 0
 
 # this depends on the cable, you are safe with this option
 reset_config srst_only