diff --git a/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt b/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
index fe2f813..84b6745 100644
--- a/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
+++ b/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
@@ -626,6 +626,7 @@
             }
         }
         agent.unregister()
+        callback.eventuallyExpect<Lost> { it.network == agent.network }
         // callback will be unregistered in tearDown()
     }