diff --git a/configs/chromebook_bob_defconfig b/configs/chromebook_bob_defconfig
index 92c65b1..ce3decc 100644
--- a/configs/chromebook_bob_defconfig
+++ b/configs/chromebook_bob_defconfig
@@ -66,6 +66,7 @@
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_ROCKCHIP=y
 CONFIG_SPI_FLASH=y
+CONFIG_SF_DEFAULT_SPEED=20000000
 CONFIG_SPI_FLASH_GIGADEVICE=y
 CONFIG_DM_ETH=y
 CONFIG_ETH_DESIGNWARE=y