diff --git a/CleanSpec.mk b/CleanSpec.mk
index dae2b35..7b317e2 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -239,6 +239,11 @@
 # Change ro.zygote for core_64_bit.mk from zygote32_64 to zygote64_32
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/root/default.prop)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/recovery/root/default.prop)
+
+# Adding dalvik.vm.dex2oat-Xms, dalvik.vm.dex2oat-Xmx
+# dalvik.vm.image-dex2oat-Xms, and dalvik.vm.image-dex2oat-Xmx
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/root/default.prop)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/recovery/root/default.prop)
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************
diff --git a/core/dex_preopt_libart.mk b/core/dex_preopt_libart.mk
index 411af75..90ba543 100644
--- a/core/dex_preopt_libart.mk
+++ b/core/dex_preopt_libart.mk
@@ -27,6 +27,15 @@
 LIBART_IMG_TARGET_BASE_ADDRESS := 0x70000000
 endif
 
+define get-product-property
+  $(strip $(patsubst $(1)=%,%,$(filter $(1)=%,$(PRODUCT_PROPERTY_OVERRIDES))))
+endef
+
+DEX2OAT_IMAGE_XMS := $(get-product-property dalvik.vm.image-dex2oat-Xms)
+DEX2OAT_IMAGE_XMX := $(get-product-property dalvik.vm.image-dex2oat-Xmx)
+DEX2OAT_XMS := $(get-product-property dalvik.vm.dex2oat-Xms)
+DEX2OAT_XMX := $(get-product-property dalvik.vm.dex2oat-Xmx)
+
 ########################################################################
 # The full system boot classpath
 
@@ -68,7 +77,7 @@
 $(hide) rm -f $(2)
 $(hide) mkdir -p $(dir $(2))
 $(hide) $(DEX2OATD) \
-	--runtime-arg -Xms64m --runtime-arg -Xmx64m \
+	--runtime-arg $(DEX2OAT_XMS) --runtime-arg $(DEX2OAT_XMX) \
 	--boot-image=$(PRIVATE_DEX_PREOPT_IMAGE_LOCATION) \
 	--dex-file=$(1) \
 	--dex-location=$(PRIVATE_DEX_LOCATION) \
diff --git a/core/dex_preopt_libart_boot.mk b/core/dex_preopt_libart_boot.mk
index 70130b6..e48e3f9 100644
--- a/core/dex_preopt_libart_boot.mk
+++ b/core/dex_preopt_libart_boot.mk
@@ -43,7 +43,8 @@
 	@echo "target dex2oat: $@ ($?)"
 	@mkdir -p $(dir $@)
 	@mkdir -p $(dir $($(PRIVATE_2ND_ARCH_VAR_PREFIX)LIBART_TARGET_BOOT_OAT_UNSTRIPPED))
-	$(hide) $(DEX2OATD) --runtime-arg -Xms256m --runtime-arg -Xmx256m --image-classes=$(PRELOADED_CLASSES) \
+	$(hide) $(DEX2OATD) --runtime-arg $(DEX2OAT_IMAGE_XMS) --runtime-arg $(DEX2OAT_IMAGE_XMX) \
+		--image-classes=$(PRELOADED_CLASSES) \
 		$(addprefix --dex-file=,$(LIBART_TARGET_BOOT_DEX_FILES)) \
 		$(addprefix --dex-location=,$(LIBART_TARGET_BOOT_DEX_LOCATIONS)) \
 		--oat-symbols=$($(PRIVATE_2ND_ARCH_VAR_PREFIX)LIBART_TARGET_BOOT_OAT_UNSTRIPPED) \
diff --git a/target/product/runtime_libart.mk b/target/product/runtime_libart.mk
index de4cf17..6cb8818 100644
--- a/target/product/runtime_libart.mk
+++ b/target/product/runtime_libart.mk
@@ -22,4 +22,10 @@
         dex2oat \
         oatdump
 
+PRODUCT_DEFAULT_PROPERTY_OVERRIDES += \
+    dalvik.vm.image-dex2oat-Xms=64m \
+    dalvik.vm.image-dex2oat-Xmx=64m \
+    dalvik.vm.dex2oat-Xms=64m \
+    dalvik.vm.dex2oat-Xmx=512m \
+
 include $(SRC_TARGET_DIR)/product/runtime_common.mk