diff --git a/tcl/board/ti_beagleboard.cfg b/tcl/board/ti_beagleboard.cfg
index 9a7891916..9b3b8b016 100644
--- a/tcl/board/ti_beagleboard.cfg
+++ b/tcl/board/ti_beagleboard.cfg
@@ -1,6 +1,9 @@
 # OMAP3 BeagleBoard
 #  http://beagleboard.org
 
+# Fall back to 6MHz if RTCK is not supported
+jtag_rclk 6000
+
 source [find target/omap3530.cfg]
 
 # TI-14 JTAG connector