diff --git a/graphics/composer/2.1/utils/vts/ComposerVts.cpp b/graphics/composer/2.1/utils/vts/ComposerVts.cpp
index e777010..4603dd1 100644
--- a/graphics/composer/2.1/utils/vts/ComposerVts.cpp
+++ b/graphics/composer/2.1/utils/vts/ComposerVts.cpp
@@ -316,8 +316,12 @@
 
 Gralloc::Gralloc() {
     [this] {
-        ASSERT_NO_FATAL_FAILURE(mGralloc4 = std::make_shared<Gralloc4>("default", "default",
-                                                                       /*errOnFailure=*/false));
+        ASSERT_NO_FATAL_FAILURE(mGralloc4 = std::make_shared<Gralloc4>(
+                                        /*aidlAllocatorServiceName*/ IAllocator::descriptor +
+                                                std::string("/default"),
+                                        /*hidlAllocatorServiceName*/ "default",
+                                        /*mapperServiceName*/ "default",
+                                        /*errOnFailure=*/false));
         if (!mGralloc4->hasAllocator() || mGralloc4->getMapper() == nullptr) {
             mGralloc4 = nullptr;
             ASSERT_NO_FATAL_FAILURE(mGralloc3 = std::make_shared<Gralloc3>("default", "default",
diff --git a/graphics/composer/2.1/utils/vts/include/composer-vts/2.1/ComposerVts.h b/graphics/composer/2.1/utils/vts/include/composer-vts/2.1/ComposerVts.h
index 2949823..f8ea661 100644
--- a/graphics/composer/2.1/utils/vts/include/composer-vts/2.1/ComposerVts.h
+++ b/graphics/composer/2.1/utils/vts/include/composer-vts/2.1/ComposerVts.h
@@ -49,6 +49,7 @@
 using Gralloc2 = android::hardware::graphics::mapper::V2_0::vts::Gralloc;
 using Gralloc3 = android::hardware::graphics::mapper::V3_0::vts::Gralloc;
 using Gralloc4 = android::hardware::graphics::mapper::V4_0::vts::Gralloc;
+using IAllocator = aidl::android::hardware::graphics::allocator::IAllocator;
 
 class ComposerClient;