diff --git a/configs/sandbox64_defconfig b/configs/sandbox64_defconfig
index 933c9e95810..14c9d1b04cb 100644
--- a/configs/sandbox64_defconfig
+++ b/configs/sandbox64_defconfig
@@ -179,6 +179,7 @@ CONFIG_SPI_FLASH_SST=y
 CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_NVMXIP_QSPI=y
 CONFIG_NVME_PCI=y
+CONFIG_PCI_REGION_MULTI_ENTRY=y
 CONFIG_PCI_SANDBOX=y
 CONFIG_PHY=y
 CONFIG_PHY_SANDBOX=y