diff --git a/pc/channel_manager.cc b/pc/channel_manager.cc
index b58830b215..525371fddc 100644
--- a/pc/channel_manager.cc
+++ b/pc/channel_manager.cc
@@ -58,6 +58,8 @@ ChannelManager::ChannelManager(
 
 ChannelManager::~ChannelManager() {
   RTC_DCHECK_RUN_ON(worker_thread_);
+  RTC_DCHECK(voice_channels_.empty());
+  RTC_DCHECK(video_channels_.empty());
 }
 
 void ChannelManager::GetSupportedAudioSendCodecs(
diff --git a/pc/rtp_sender_receiver_unittest.cc b/pc/rtp_sender_receiver_unittest.cc
index 35a0050278..8043dd0d5c 100644
--- a/pc/rtp_sender_receiver_unittest.cc
+++ b/pc/rtp_sender_receiver_unittest.cc
@@ -169,6 +169,10 @@ class RtpSenderReceiverTest
     local_stream_ = nullptr;
     video_track_ = nullptr;
     audio_track_ = nullptr;
+
+    channel_manager_->DestroyVoiceChannel(voice_channel_);
+    channel_manager_->DestroyVideoChannel(video_channel_);
+
     worker_thread_->Invoke<void>(RTC_FROM_HERE,
                                  [&]() { channel_manager_.reset(); });
   }