diff --git a/src/mainboard/starlabs/starbook/variants/adl_n/devicetree.cb b/src/mainboard/starlabs/starbook/variants/adl_n/devicetree.cb
index 8342993cb1..d9892c534e 100644
--- a/src/mainboard/starlabs/starbook/variants/adl_n/devicetree.cb
+++ b/src/mainboard/starlabs/starbook/variants/adl_n/devicetree.cb
@@ -187,6 +187,7 @@ chip soc/intel/alderlake
 				.flags					= PCIE_RP_LTR | PCIE_RP_AER,
 				.pcie_rp_aspm				= ASPM_L0S_L1,
 				.PcieRpL1Substates			= L1_SS_L1_2,
+				.pcie_rp_detect_timeout_ms		= 50,
 
 			}"
 			smbios_slot_desc				"SlotTypeM2Socket3"