diff --git a/core/api/module-lib-current.txt b/core/api/module-lib-current.txt
index a140e8ad095ea..8f0a3297af4ae 100644
--- a/core/api/module-lib-current.txt
+++ b/core/api/module-lib-current.txt
@@ -61,6 +61,7 @@ package android.content {
 
   public abstract class Context {
     method @NonNull public android.os.UserHandle getUser();
+    field public static final String TEST_NETWORK_SERVICE = "test_network";
   }
 
   public class Intent implements java.lang.Cloneable android.os.Parcelable {
diff --git a/core/java/android/content/Context.java b/core/java/android/content/Context.java
index f8dd0e1452e5b..e4a6184310aae 100644
--- a/core/java/android/content/Context.java
+++ b/core/java/android/content/Context.java
@@ -4219,7 +4219,8 @@ public abstract class Context {
      * @see #getSystemService(String)
      * @hide
      */
-    @TestApi public static final String TEST_NETWORK_SERVICE = "test_network";
+    @TestApi @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
+    public static final String TEST_NETWORK_SERVICE = "test_network";
 
     /**
      * Use with {@link #getSystemService(String)} to retrieve a {@link