diff --git a/arch/arm64/configs/gki_defconfig b/arch/arm64/configs/gki_defconfig
index c577504e3e91..a64446c30668 100644
--- a/arch/arm64/configs/gki_defconfig
+++ b/arch/arm64/configs/gki_defconfig
@@ -212,6 +212,7 @@ CONFIG_RFKILL=y
 CONFIG_DEBUG_DEVRES=y
 CONFIG_DMA_CMA=y
 CONFIG_GNSS=y
+CONFIG_GNSS_CMDLINE_SERIAL=m
 CONFIG_ZRAM=y
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y
diff --git a/arch/x86/configs/gki_defconfig b/arch/x86/configs/gki_defconfig
index 2d544ef8a2cf..e60f36a48cc8 100644
--- a/arch/x86/configs/gki_defconfig
+++ b/arch/x86/configs/gki_defconfig
@@ -178,6 +178,7 @@ CONFIG_RFKILL=y
 # CONFIG_ALLOW_DEV_COREDUMP is not set
 CONFIG_DEBUG_DEVRES=y
 CONFIG_GNSS=y
+CONFIG_GNSS_CMDLINE_SERIAL=m
 CONFIG_OF=y
 CONFIG_ZRAM=y
 CONFIG_BLK_DEV_LOOP=y