diff --git a/services/tests/servicestests/src/com/android/server/usage/AppStandbyControllerTests.java b/services/tests/servicestests/src/com/android/server/usage/AppStandbyControllerTests.java
index 1ced467dffa13..9860d51f36b0d 100644
--- a/services/tests/servicestests/src/com/android/server/usage/AppStandbyControllerTests.java
+++ b/services/tests/servicestests/src/com/android/server/usage/AppStandbyControllerTests.java
@@ -92,6 +92,7 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
+import java.util.Random;
 import java.util.Set;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
@@ -137,6 +138,8 @@ public class AppStandbyControllerTests {
     /** Mock variable used in {@link MyInjector#isPackageInstalled(String, int, int)} */
     private static boolean isPackageInstalled = true;
 
+    private static final Random sRandom = new Random();
+
     private MyInjector mInjector;
     private AppStandbyController mController;
 
@@ -238,7 +241,7 @@ public class AppStandbyControllerTests {
 
         @Override
         File getDataSystemDirectory() {
-            return new File(getContext().getFilesDir(), Long.toString(Math.randomLongInternal()));
+            return new File(getContext().getFilesDir(), Long.toString(sRandom.nextLong()));
         }
 
         @Override