diff --git a/arm_v7_v8/BoardConfig.mk b/arm_v7_v8/BoardConfig.mk
index dc63b70..b26b032 100644
--- a/arm_v7_v8/BoardConfig.mk
+++ b/arm_v7_v8/BoardConfig.mk
@@ -33,3 +33,8 @@
 TARGET_SUPPORTS_64_BIT_APPS := true
 
 USE_CLANG_PLATFORM_BUILD := true
+
+# Disable debug binaries and dexpreopt for
+# an unbundled ART build.
+PRODUCT_ART_TARGET_INCLUDE_DEBUG_BUILD := false
+WITH_DEXPREOPT := false