diff --git a/tests/backcompat_test/src/main.rs b/tests/backcompat_test/src/main.rs
index aa69eec..b0cd042 100644
--- a/tests/backcompat_test/src/main.rs
+++ b/tests/backcompat_test/src/main.rs
@@ -16,7 +16,8 @@
 
 use android_system_virtualizationservice::{
     aidl::android::system::virtualizationservice::{
-        CpuTopology::CpuTopology, DiskImage::DiskImage, VirtualMachineConfig::VirtualMachineConfig,
+        CpuOptions::CpuOptions, CpuOptions::CpuTopology::CpuTopology, DiskImage::DiskImage,
+        VirtualMachineConfig::VirtualMachineConfig,
         VirtualMachineRawConfig::VirtualMachineRawConfig,
     },
     binder::{ParcelFileDescriptor, ProcessState},
@@ -98,7 +99,7 @@
         disks: vec![disk_image, empty_disk_image],
         protectedVm: protected,
         memoryMib: 300,
-        cpuTopology: CpuTopology::ONE_CPU,
+        cpuOptions: CpuOptions { cpuTopology: CpuTopology::CpuCount(1) },
         platformVersion: "~1.0".to_string(),
         ..Default::default()
     });