diff --git a/configs/hrcon_dh_defconfig b/configs/hrcon_dh_defconfig
index bc51a5d..3b1fbca 100644
--- a/configs/hrcon_dh_defconfig
+++ b/configs/hrcon_dh_defconfig
@@ -1,6 +1,7 @@
 CONFIG_PPC=y
 CONFIG_SYS_TEXT_BASE=0xFE000000
 CONFIG_IDENT_STRING=" hrcon dh 0.01"
+CONFIG_SYS_CLK_FREQ=33333333
 CONFIG_MPC83xx=y
 CONFIG_TARGET_HRCON=y
 CONFIG_CMD_IOLOOP=y