diff --git a/AndroidBoot.mk b/AndroidBoot.mk
index 06647a9..b158dec 100644
--- a/AndroidBoot.mk
+++ b/AndroidBoot.mk
@@ -25,7 +25,10 @@
 
 ifneq ($(TARGET_BUILD_VARIANT),user)
   DEVICE_STATUS := DEFAULT_UNLOCK=true
-  USER_BUILD_VARIANT=true
+endif
+
+ifeq ($(TARGET_BUILD_VARIANT),user)
+  BUILD_VARIANT := USER_BUILD_VARIANT=true
 endif
 
 ifeq ($(TARGET_BOARD_PLATFORM),msm8660)
@@ -42,7 +45,7 @@
 # ELF binary for ABOOT
 TARGET_ABOOT_ELF := $(PRODUCT_OUT)/aboot.elf
 $(TARGET_ABOOT_ELF): ABOOT_CLEAN | $(ABOOT_OUT)
-	$(MAKE) -C bootable/bootloader/lk TOOLCHAIN_PREFIX=$(CROSS_COMPILE) BOOTLOADER_OUT=../../../$(ABOOT_OUT) $(BOOTLOADER_PLATFORM) $(EMMC_BOOT) $(SIGNED_KERNEL) $(VERIFIED_BOOT) $(DEVICE_STATUS)
+	$(MAKE) -C bootable/bootloader/lk TOOLCHAIN_PREFIX=$(CROSS_COMPILE) BOOTLOADER_OUT=../../../$(ABOOT_OUT) $(BOOTLOADER_PLATFORM) $(EMMC_BOOT) $(SIGNED_KERNEL) $(VERIFIED_BOOT) $(DEVICE_STATUS) $(BUILD_VARIANT)
 
 # NAND variant output
 TARGET_NAND_BOOTLOADER := $(PRODUCT_OUT)/appsboot.mbn
@@ -71,7 +74,7 @@
 
 # Top level for eMMC variant targets
 $(TARGET_EMMC_BOOTLOADER): emmc_appsbootldr_clean | $(EMMC_BOOTLOADER_OUT) $(INSTALLED_KEYSTOREIMAGE_TARGET)
-	$(MAKE) -C bootable/bootloader/lk TOOLCHAIN_PREFIX=$(CROSS_COMPILE) BOOTLOADER_OUT=../../../$(EMMC_BOOTLOADER_OUT) $(BOOTLOADER_PLATFORM) EMMC_BOOT=1 $(SIGNED_KERNEL) $(VERIFIED_BOOT) $(DEVICE_STATUS)
+	$(MAKE) -C bootable/bootloader/lk TOOLCHAIN_PREFIX=$(CROSS_COMPILE) BOOTLOADER_OUT=../../../$(EMMC_BOOTLOADER_OUT) $(BOOTLOADER_PLATFORM) EMMC_BOOT=1 $(SIGNED_KERNEL) $(VERIFIED_BOOT) $(DEVICE_STATUS) $(BUILD_VARIANT)
 
 # Keep build NAND & eMMC as default for targets still using TARGET_BOOTLOADER
 TARGET_BOOTLOADER := $(PRODUCT_OUT)/EMMCBOOT.MBN
diff --git a/makefile b/makefile
index 252903e..1e818a8 100644
--- a/makefile
+++ b/makefile
@@ -105,6 +105,10 @@
   endif
 endif
 
+ifeq ($(USER_BUILD_VARIANT),true)
+  DEFINES += USER_BUILD_VARIANT=1
+endif
+
 # these need to be filled out by the project/target/platform rules.mk files
 TARGET :=
 PLATFORM :=