diff --git a/configs/p2771-0000-500_defconfig b/configs/p2771-0000-500_defconfig
index 9aee01e..4162197 100644
--- a/configs/p2771-0000-500_defconfig
+++ b/configs/p2771-0000-500_defconfig
@@ -15,6 +15,7 @@
 CONFIG_SYS_STDIO_DEREGISTER=y
 CONFIG_SYS_PROMPT="Tegra186 (P2771-0000-500) # "
 CONFIG_SYS_MAXARGS=64
+CONFIG_SYS_PBSIZE=2093
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_I2C=y