diff --git a/java/java_test.go b/java/java_test.go
index 3443610..de3be49 100644
--- a/java/java_test.go
+++ b/java/java_test.go
@@ -57,6 +57,8 @@
 	ctx.RegisterModuleType("java_library", android.ModuleFactoryAdaptor(LibraryFactory))
 	ctx.RegisterModuleType("java_prebuilt_library", android.ModuleFactoryAdaptor(PrebuiltFactory))
 	ctx.RegisterModuleType("java_defaults", android.ModuleFactoryAdaptor(defaultsFactory))
+	ctx.PreArchMutators(android.RegisterPrebuiltsPreArchMutators)
+	ctx.PreArchMutators(android.RegisterPrebuiltsPostDepsMutators)
 	ctx.PreArchMutators(android.RegisterDefaultsPreArchMutators)
 	ctx.Register()