diff --git a/tests/net/java/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
index b6e6816ca5..4a282e806d 100644
--- a/tests/net/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -8429,6 +8429,7 @@ public class ConnectivityServiceTest {
         mCm.registerNetworkCallback(genericRequest, genericNetworkCallback);
         mCm.registerNetworkCallback(wifiRequest, wifiNetworkCallback);
         mCm.registerNetworkCallback(cellRequest, cellNetworkCallback);
+        waitForIdle();
 
         final ConnectivityService.NetworkRequestInfo[] nriOutput = mService.requestsSortedById();