diff --git a/configs/P1020RDB-PC_36BIT_defconfig b/configs/P1020RDB-PC_36BIT_defconfig
index bbfc4a5..80108f3 100644
--- a/configs/P1020RDB-PC_36BIT_defconfig
+++ b/configs/P1020RDB-PC_36BIT_defconfig
@@ -24,6 +24,7 @@
 # CONFIG_MISC_INIT_R is not set
 CONFIG_HUSH_PARSER=y
 # CONFIG_AUTO_COMPLETE is not set
+CONFIG_SYS_PBSIZE=276
 CONFIG_CMD_IMLS=y
 CONFIG_SYS_EEPROM_PAGE_WRITE_BITS=3
 CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS=5