diff --git a/modules/pacing/round_robin_packet_queue.h b/modules/pacing/round_robin_packet_queue.h
index 2017eb64c0..ee91e2efc0 100644
--- a/modules/pacing/round_robin_packet_queue.h
+++ b/modules/pacing/round_robin_packet_queue.h
@@ -67,7 +67,6 @@ class RoundRobinPacketQueue {
 
  private:
   struct StreamPrioKey {
-    StreamPrioKey() = default;
     StreamPrioKey(RtpPacketSender::Priority priority, int64_t bytes)
         : priority(priority), bytes(bytes) {}