diff --git a/call/rtp_video_sender_interface.h b/call/rtp_video_sender_interface.h
index 51cf56b..3208e94 100644
--- a/call/rtp_video_sender_interface.h
+++ b/call/rtp_video_sender_interface.h
@@ -15,6 +15,7 @@
 #include <vector>
 
 #include "absl/types/optional.h"
+#include "api/array_view.h"
 #include "call/rtp_config.h"
 #include "modules/rtp_rtcp/include/rtp_rtcp_defines.h"
 #include "modules/rtp_rtcp/source/rtp_sequence_number_map.h"
@@ -57,9 +58,9 @@
   virtual void SetEncodingData(size_t width,
                                size_t height,
                                size_t num_temporal_layers) = 0;
-  virtual absl::optional<RtpSequenceNumberMap::Info> GetSentRtpPacketInfo(
+  virtual std::vector<RtpSequenceNumberMap::Info> GetSentRtpPacketInfos(
       uint32_t ssrc,
-      uint16_t seq_num) const = 0;
+      rtc::ArrayView<const uint16_t> sequence_numbers) const = 0;
 };
 }  // namespace webrtc
 #endif  // CALL_RTP_VIDEO_SENDER_INTERFACE_H_