diff --git a/envsetup.sh b/envsetup.sh
index be6061d..d08028c 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -890,7 +890,7 @@
     fi
 
     if [ -z "$product" ]; then
-        product=arm
+        product=arm64
     elif [ $(echo $product | wc -w) -gt 1 ]; then
         echo "banchan: Error: Multiple build archs or products supplied: $products"
         return