diff --git a/api/stats/rtc_stats.h b/api/stats/rtc_stats.h
index 1310b3ae67..1ffb4316f3 100644
--- a/api/stats/rtc_stats.h
+++ b/api/stats/rtc_stats.h
@@ -63,6 +63,7 @@ class RTC_EXPORT RTCStats {
   const std::string& id() const { return id_; }
   // Time relative to the UNIX epoch (Jan 1, 1970, UTC), in microseconds.
   Timestamp timestamp() const { return timestamp_; }
+  void set_timestamp(Timestamp timestamp) { timestamp_ = timestamp; }
 
   // Returns the static member variable `kType` of the implementing class.
   virtual const char* type() const = 0;
diff --git a/stats/rtc_stats_unittest.cc b/stats/rtc_stats_unittest.cc
index 4918a14eaa..0757fb7940 100644
--- a/stats/rtc_stats_unittest.cc
+++ b/stats/rtc_stats_unittest.cc
@@ -484,6 +484,12 @@ TEST(RTCStatsTest, AttributeToString) {
             stats.GetAttribute(stats.m_map_string_double).ToString());
 }
 
+TEST(RTCStatsTest, SetTimestamp) {
+  RTCTestStats test_stats("testId", Timestamp::Micros(123));
+  test_stats.set_timestamp(Timestamp::Micros(321));
+  EXPECT_EQ(test_stats.timestamp(), Timestamp::Micros(321));
+}
+
 // Death tests.
 // Disabled on Android because death tests misbehave on Android, see
 // base/test/gtest_util.h.