--- a/third_party/webrtc/rtc_base/ssl_stream_adapter.h
+++ b/third_party/webrtc/rtc_base/ssl_stream_adapter.h
@@ -15,6 +15,7 @@
 #include <stdint.h>
 
 #include <memory>
+#include <optional>
 #include <string>
 #include <vector>
 
--- a/third_party/webrtc/rtc_base/openssl_stream_adapter.h
+++ b/third_party/webrtc/rtc_base/openssl_stream_adapter.h
@@ -102,7 +102,7 @@
   void Close() override;
   StreamState GetState() const override;
 
-  std::optional<absl::string_view> GetTlsCipherSuiteName() const override;
+  std::optional<absl::string_view> GetTlsCipherSuiteName() const;
 
   bool GetSslCipherSuite(int* cipher) const override;
   [[deprecated("Use GetSslVersionBytes")]] SSLProtocolVersion GetSslVersion()