diff --git a/buildspec.mk.default b/buildspec.mk.default
index 2f840166f..397194c8b 100644
--- a/buildspec.mk.default
+++ b/buildspec.mk.default
@@ -104,6 +104,11 @@ ifndef ENABLE_SVG
 #ENABLE_SVG:=false
 endif
 
+# To enable ART define WITH_ART:=true
+ifndef WITH_ART
+#WITH_ART:=true
+endif
+
 # when the build system changes such that this file must be updated, this
 # variable will be changed.  After you have modified this file with the new
 # changes (see buildspec.mk.default), update this to the new value from
diff --git a/core/product_config.mk b/core/product_config.mk
index bfbdf7810..c8955f614 100644
--- a/core/product_config.mk
+++ b/core/product_config.mk
@@ -170,6 +170,10 @@ ifeq ($(WITH_HOST_DALVIK),)
 endif
 endif
 
+ifeq ($(WITH_ART),)
+  WITH_ART := false
+endif
+
 # ---------------------------------------------------------------
 # Include the product definitions.
 # We need to do this to translate TARGET_PRODUCT into its