diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index a4d5fa1f16584..fd0b015c04bff 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -5792,6 +5792,7 @@ public class PackageManagerService extends IPackageManager.Stub
 
     @Override
     public List<String> getAllPackages() {
+        enforceSystemOrRootOrShell("getAllPackages is limited to privileged callers");
         final int callingUid = Binder.getCallingUid();
         final int callingUserId = UserHandle.getUserId(callingUid);
         synchronized (mPackages) {