diff --git a/bp2build/bp2build_product_config.go b/bp2build/bp2build_product_config.go
index f56e6d8..2513af8 100644
--- a/bp2build/bp2build_product_config.go
+++ b/bp2build/bp2build_product_config.go
@@ -97,6 +97,7 @@
 android_product(
     name = "mixed_builds_product-{VARIANT}",
     soong_variables = _soong_variables,
+    extra_constraints = ["@//build/bazel/platforms:mixed_builds"],
 )
 `)),
 		newFile(