diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 65903af..6b3e8a9 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -6355,6 +6355,11 @@
      */
     private void processCapabilitiesFromAgent(NetworkAgentInfo nai, NetworkCapabilities nc) {
         nai.declaredMetered = !nc.hasCapability(NET_CAPABILITY_NOT_METERED);
+        if (nai.networkCapabilities.getOwnerUid() != nc.getOwnerUid()) {
+            Log.e(TAG, nai.toShortString() + ": ignoring attempt to change owner from "
+                    + nai.networkCapabilities.getOwnerUid() + " to " + nc.getOwnerUid());
+            nc.setOwnerUid(nai.networkCapabilities.getOwnerUid());
+        }
     }
 
     /** Modifies |caps| based on the capabilities of the specified underlying networks. */
diff --git a/tests/net/java/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
index 2aade42..a4b6e31 100644
--- a/tests/net/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -1958,7 +1958,7 @@
     }
 
     @Test
-    public void testOwnerUidChangeBug() throws Exception {
+    public void testOwnerUidCannotChange() throws Exception {
         // Owner UIDs are not visible without location permission.
         setupLocationPermissions(Build.VERSION_CODES.Q, true, AppOpsManager.OPSTR_FINE_LOCATION,
                 Manifest.permission.ACCESS_FINE_LOCATION);
@@ -1973,37 +1973,19 @@
         waitForIdle();
 
         // Send ConnectivityService an update to the mWiFiNetworkAgent's capabilities that changes
-        // its owner UID.
+        // the owner UID and an unrelated capability.
         NetworkCapabilities agentCapabilities = mWiFiNetworkAgent.getNetworkCapabilities();
         assertEquals(originalOwnerUid, agentCapabilities.getOwnerUid());
         agentCapabilities.setOwnerUid(42);
-        mWiFiNetworkAgent.setNetworkCapabilities(agentCapabilities, true);
-        waitForIdle();
-
-        // Check that the owner UID is updated.
-        // The owner UID is -1 because it is visible only to the UID that owns the network.
-        NetworkCapabilities nc = mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork());
-        assertEquals(-1, nc.getOwnerUid());
-
-        // Make an unrelated change to the capabilities and check it. The owner UID remains -1.
         assertFalse(agentCapabilities.hasCapability(NET_CAPABILITY_NOT_CONGESTED));
         agentCapabilities.addCapability(NET_CAPABILITY_NOT_CONGESTED);
         mWiFiNetworkAgent.setNetworkCapabilities(agentCapabilities, true);
         waitForIdle();
-        nc = mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork());
-        assertEquals(-1, nc.getOwnerUid());
-        assertTrue(nc.hasCapability(NET_CAPABILITY_NOT_CONGESTED));
 
-        // Set the owner back to originalOwnerUid, update the capabilities, and check that it is
-        // visible again.
-        // TODO: should this even be possible?
-        agentCapabilities.setOwnerUid(originalOwnerUid);
-        agentCapabilities.removeCapability(NET_CAPABILITY_NOT_CONGESTED);
-        mWiFiNetworkAgent.setNetworkCapabilities(agentCapabilities, true);
-        waitForIdle();
-
-        nc = mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork());
+        // Check that the capability change has been applied but the owner UID is not modified.
+        NetworkCapabilities nc = mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork());
         assertEquals(originalOwnerUid, nc.getOwnerUid());
+        assertTrue(nc.hasCapability(NET_CAPABILITY_NOT_CONGESTED));
     }
 
     @Test