diff --git a/configs/coreboot64_defconfig b/configs/coreboot64_defconfig
index e8165961c1..c040563394 100644
--- a/configs/coreboot64_defconfig
+++ b/configs/coreboot64_defconfig
@@ -51,6 +51,7 @@ CONFIG_ATAPI=y
 CONFIG_LBA48=y
 CONFIG_SYS_64BIT_LBA=y
 # CONFIG_PCI_PNP is not set
+CONFIG_SYS_NS16550_MEM32=y
 CONFIG_SOUND=y
 CONFIG_SOUND_I8254=y
 CONFIG_CONSOLE_SCROLL_LINES=5
diff --git a/configs/coreboot_defconfig b/configs/coreboot_defconfig
index 311ca6672c..e7e45c2b0a 100644
--- a/configs/coreboot_defconfig
+++ b/configs/coreboot_defconfig
@@ -59,6 +59,7 @@ CONFIG_LBA48=y
 CONFIG_SYS_64BIT_LBA=y
 CONFIG_NVME_PCI=y
 # CONFIG_PCI_PNP is not set
+CONFIG_SYS_NS16550_MEM32=y
 CONFIG_SOUND=y
 CONFIG_SOUND_I8254=y
 CONFIG_CONSOLE_SCROLL_LINES=5