diff --git a/cc/test.go b/cc/test.go
index dae2a37..c735fd9 100644
--- a/cc/test.go
+++ b/cc/test.go
@@ -64,6 +64,10 @@
 
 	// Test options.
 	Test_options TestOptions
+
+	// Add RootTargetPreparer to auto generated test config. This guarantees the test to run
+	// with root permission.
+	Require_root *bool
 }
 
 func init() {
@@ -273,18 +277,19 @@
 
 func (test *testBinary) install(ctx ModuleContext, file android.Path) {
 	test.data = android.PathsForModuleSrc(ctx, test.Properties.Data)
-	optionsMap := map[string]string{}
-	if Bool(test.testDecorator.Properties.Isolated) {
-		optionsMap["not-shardable"] = "true"
+	var configs []tradefed.Config
+	if Bool(test.Properties.Require_root) {
+		configs = append(configs, tradefed.Preparer{"com.android.tradefed.targetprep.RootTargetPreparer"})
 	}
-
+	if Bool(test.testDecorator.Properties.Isolated) {
+		configs = append(configs, tradefed.Option{"not-shardable", "true"})
+	}
 	if test.Properties.Test_options.Run_test_as != nil {
-		optionsMap["run-test-as"] = String(test.Properties.Test_options.Run_test_as)
+		configs = append(configs, tradefed.Option{"run-test-as", String(test.Properties.Test_options.Run_test_as)})
 	}
 
 	test.testConfig = tradefed.AutoGenNativeTestConfig(ctx, test.Properties.Test_config,
-		test.Properties.Test_config_template,
-		test.Properties.Test_suites, optionsMap)
+		test.Properties.Test_config_template, test.Properties.Test_suites, configs)
 
 	test.binaryDecorator.baseInstaller.dir = "nativetest"
 	test.binaryDecorator.baseInstaller.dir64 = "nativetest64"
@@ -371,6 +376,10 @@
 	// the name of the test configuration template (for example "AndroidTestTemplate.xml") that
 	// should be installed with the module.
 	Test_config_template *string `android:"path,arch_variant"`
+
+	// Add RootTargetPreparer to auto generated test config. This guarantees the test to run
+	// with root permission.
+	Require_root *bool
 }
 
 type benchmarkDecorator struct {
@@ -403,8 +412,12 @@
 
 func (benchmark *benchmarkDecorator) install(ctx ModuleContext, file android.Path) {
 	benchmark.data = android.PathsForModuleSrc(ctx, benchmark.Properties.Data)
+	var configs []tradefed.Config
+	if Bool(benchmark.Properties.Require_root) {
+		configs = append(configs, tradefed.Preparer{"com.android.tradefed.targetprep.RootTargetPreparer"})
+	}
 	benchmark.testConfig = tradefed.AutoGenNativeBenchmarkTestConfig(ctx, benchmark.Properties.Test_config,
-		benchmark.Properties.Test_config_template, benchmark.Properties.Test_suites)
+		benchmark.Properties.Test_config_template, benchmark.Properties.Test_suites, configs)
 
 	benchmark.binaryDecorator.baseInstaller.dir = filepath.Join("benchmarktest", ctx.ModuleName())
 	benchmark.binaryDecorator.baseInstaller.dir64 = filepath.Join("benchmarktest64", ctx.ModuleName())