diff --git a/arch/arm64/configs/microdroid_defconfig b/arch/arm64/configs/microdroid_defconfig
index ebf608ba9b1d..f263872176cf 100644
--- a/arch/arm64/configs/microdroid_defconfig
+++ b/arch/arm64/configs/microdroid_defconfig
@@ -30,6 +30,7 @@ CONFIG_ARM64_SW_TTBR0_PAN=y
 CONFIG_RANDOMIZE_BASE=y
 # CONFIG_RANDOMIZE_MODULE_REGION_FULL is not set
 CONFIG_CMDLINE="stack_depot_disable=on kasan.stacktrace=off cgroup_disable=pressure ioremap_guard panic=-1 bootconfig"
+CONFIG_CMDLINE_EXTEND=y
 # CONFIG_EFI is not set
 CONFIG_PM_WAKELOCKS=y
 CONFIG_PM_WAKELOCKS_LIMIT=0