diff --git a/src/peer_connection.h b/src/peer_connection.h
index 7d91d04191d7b6dc7fb3472961a74b21aad976b0..7fbeff4b654a651d0d81debc66383a7477d96e00 100644
--- a/src/peer_connection.h
+++ b/src/peer_connection.h
@@ -59,7 +59,7 @@ public:
     ~IceSocketEndpoint();
 
     void shutdown() override;
-    bool isReliable() const override { return ice_ ? ice_->isRunning() : false; }
+    bool isReliable() const override { return ice_ ? ice_->isTCPEnabled() : false; }
     bool isInitiator() const override { return ice_ ? ice_->isInitiator() : true; }
     int maxPayload() const override
     {