diff --git a/tests/net/common/java/android/net/NetworkCapabilitiesTest.java b/tests/net/common/java/android/net/NetworkCapabilitiesTest.java
index ddc31bf..e84b992 100644
--- a/tests/net/common/java/android/net/NetworkCapabilitiesTest.java
+++ b/tests/net/common/java/android/net/NetworkCapabilitiesTest.java
@@ -68,6 +68,7 @@
 import androidx.test.runner.AndroidJUnit4;
 
 import com.android.modules.utils.build.SdkLevel;
+import com.android.testutils.CompatUtil;
 import com.android.testutils.DevSdkIgnoreRule;
 import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo;
 
@@ -211,7 +212,7 @@
         nc1 = new NetworkCapabilities().addTransportType(TRANSPORT_WIFI);
         nc2 = new NetworkCapabilities()
                 .addTransportType(TRANSPORT_WIFI)
-                .setNetworkSpecifier(new EthernetNetworkSpecifier("eth42"));
+                .setNetworkSpecifier(CompatUtil.makeEthernetNetworkSpecifier("eth42"));
         assertNotEquals("", nc1.describeImmutableDifferences(nc2));
         assertEquals("", nc1.describeImmutableDifferences(nc1));
     }
@@ -671,7 +672,7 @@
         NetworkCapabilities nc1 = new NetworkCapabilities();
         nc1.addTransportType(TRANSPORT_CELLULAR).addTransportType(TRANSPORT_WIFI);
         try {
-            nc1.setNetworkSpecifier(new EthernetNetworkSpecifier("eth0"));
+            nc1.setNetworkSpecifier(CompatUtil.makeEthernetNetworkSpecifier("eth0"));
             fail("Cannot set NetworkSpecifier on a NetworkCapability with multiple transports!");
         } catch (IllegalStateException expected) {
             // empty
@@ -680,7 +681,7 @@
         // Sequence 2: Transport + NetworkSpecifier + Transport
         NetworkCapabilities nc2 = new NetworkCapabilities();
         nc2.addTransportType(TRANSPORT_CELLULAR).setNetworkSpecifier(
-                new EthernetNetworkSpecifier("testtap3"));
+                CompatUtil.makeEthernetNetworkSpecifier("testtap3"));
         try {
             nc2.addTransportType(TRANSPORT_WIFI);
             fail("Cannot set a second TransportType of a network which has a NetworkSpecifier!");
diff --git a/tests/net/common/java/android/net/NetworkProviderTest.kt b/tests/net/common/java/android/net/NetworkProviderTest.kt
index 71a7a7c..340e6f9 100644
--- a/tests/net/common/java/android/net/NetworkProviderTest.kt
+++ b/tests/net/common/java/android/net/NetworkProviderTest.kt
@@ -27,6 +27,7 @@
 import android.os.Looper
 import androidx.test.InstrumentationRegistry
 import com.android.net.module.util.ArrayTrackRecord
+import com.android.testutils.CompatUtil
 import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo
 import com.android.testutils.DevSdkIgnoreRunner
 import com.android.testutils.isDevSdkInRange
@@ -102,7 +103,8 @@
         mCm.registerNetworkProvider(provider)
         assertNotEquals(provider.getProviderId(), NetworkProvider.ID_NONE)
 
-        val specifier = EthernetNetworkSpecifier(UUID.randomUUID().toString())
+        val specifier = CompatUtil.makeTestNetworkSpecifier(
+                UUID.randomUUID().toString())
         val nr: NetworkRequest = NetworkRequest.Builder()
                 .addTransportType(TRANSPORT_TEST)
                 .setNetworkSpecifier(specifier)
@@ -183,7 +185,8 @@
 
         mCm.registerNetworkProvider(provider)
 
-        val specifier = EthernetNetworkSpecifier(UUID.randomUUID().toString())
+        val specifier = CompatUtil.makeTestNetworkSpecifier(
+                UUID.randomUUID().toString())
         val nr: NetworkRequest = NetworkRequest.Builder()
                 .addTransportType(TRANSPORT_TEST)
                 .setNetworkSpecifier(specifier)