diff --git a/configs/stm3210e-eval/tools/olimex-arm-usb-ocd.cfg b/configs/stm3210e-eval/tools/olimex-arm-usb-ocd.cfg
index 569dcef598f..9752dd41874 100644
--- a/configs/stm3210e-eval/tools/olimex-arm-usb-ocd.cfg
+++ b/configs/stm3210e-eval/tools/olimex-arm-usb-ocd.cfg
@@ -9,3 +9,5 @@ ft2232_device_desc "Olimex OpenOCD JTAG"
 ft2232_layout olimex-jtag
 ft2232_vid_pid 0x15ba 0x0003
 
+#jtag_khz 600
+