diff --git a/arch/arm/configs/zero-gravitas_defconfig b/arch/arm/configs/zero-gravitas_defconfig
index aa4356350789..22bbc903d04d 100644
--- a/arch/arm/configs/zero-gravitas_defconfig
+++ b/arch/arm/configs/zero-gravitas_defconfig
@@ -241,6 +241,7 @@ CONFIG_LOCKUP_DETECTOR=y
 # CONFIG_SCHED_DEBUG is not set
 CONFIG_STACKTRACE=y
 # CONFIG_FTRACE is not set
+CONFIG_MEMTEST=y
 CONFIG_KEYS=y
 CONFIG_SECURITYFS=y
 CONFIG_CRYPTO_ECB=y