diff --git a/pc/peer_connection_integrationtest.cc b/pc/peer_connection_integrationtest.cc
index ad1181c4a3..ee60ea4853 100644
--- a/pc/peer_connection_integrationtest.cc
+++ b/pc/peer_connection_integrationtest.cc
@@ -4591,6 +4591,10 @@ TEST_P(PeerConnectionIntegrationIceStatesTest, VerifyBestConnection) {
   caller()->CreateAndSetAndSignalOffer();
 
   ASSERT_TRUE_WAIT(SignalingStateStable(), kDefaultTimeout);
+  EXPECT_EQ_WAIT(webrtc::PeerConnectionInterface::kIceConnectionCompleted,
+                 caller()->ice_connection_state(), kDefaultTimeout);
+  EXPECT_EQ_WAIT(webrtc::PeerConnectionInterface::kIceConnectionConnected,
+                 callee()->ice_connection_state(), kDefaultTimeout);
 
   // TODO(bugs.webrtc.org/9456): Fix it.
   const int num_best_ipv4 = webrtc::metrics::NumEvents(