diff --git a/configs/cardhu_defconfig b/configs/cardhu_defconfig
index d683c17..3cacee7 100644
--- a/configs/cardhu_defconfig
+++ b/configs/cardhu_defconfig
@@ -15,6 +15,7 @@
 CONFIG_SYS_STDIO_DEREGISTER=y
 CONFIG_SYS_PROMPT="Tegra30 (Cardhu) # "
 CONFIG_SYS_MAXARGS=64
+CONFIG_SYS_PBSIZE=2084
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_I2C=y