diff --git a/p2p/base/fakeportallocator.h b/p2p/base/fakeportallocator.h
index b5db8238e1..514340bd5b 100644
--- a/p2p/base/fakeportallocator.h
+++ b/p2p/base/fakeportallocator.h
@@ -129,6 +129,7 @@ class FakePortAllocatorSession : public PortAllocatorSession {
       port_.reset(TestUDPPort::Create(network_thread_, factory_, &network, 0, 0,
                                       username(), password(), std::string(),
                                       false));
+      RTC_DCHECK(port_);
       port_->SignalDestroyed.connect(
           this, &FakePortAllocatorSession::OnPortDestroyed);
       AddPort(port_.get());