diff --git a/src/mainboard/starlabs/starbook/Kconfig b/src/mainboard/starlabs/starbook/Kconfig
index b49a86d..3f6f17e 100644
--- a/src/mainboard/starlabs/starbook/Kconfig
+++ b/src/mainboard/starlabs/starbook/Kconfig
@@ -63,7 +63,6 @@
 	select SOC_INTEL_ALDERLAKE_PCH_P
 	select SPI_FLASH_WINBOND
 	select TPM_MEASURED_BOOT
-	select PCIEXP_SUPPORT_RESIZABLE_BARS
 
 if BOARD_STARLABS_STARBOOK_SERIES
 
@@ -147,9 +146,6 @@
 	string
 	default "3rdparty/blobs/mainboard/starlabs/Logo.bmp"
 
-config PCIEXP_DEFAULT_MAX_RESIZABLE_BAR_BITS
-	default 32
-
 config SOC_INTEL_CSE_SEND_EOP_EARLY
 	default n if BOARD_STARLABS_STARBOOK_ADL