diff --git a/board/freescale/mpc8548cds/mpc8548cds.c b/board/freescale/mpc8548cds/mpc8548cds.c
index c562fc9..90e89bc 100644
--- a/board/freescale/mpc8548cds/mpc8548cds.c
+++ b/board/freescale/mpc8548cds/mpc8548cds.c
@@ -125,7 +125,7 @@
 	sys_info_t sysinfo;
 
 	get_sys_info(&sysinfo);
-	clkdiv = (lbc->lcrr & 0x0f) * 2;
+	clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
 	lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
 
 	gur->lbiuiplldcr1 = 0x00078080;