diff --git a/quic/core/quic_session_test.cc b/quic/core/quic_session_test.cc
index 4e3228e..c8a0a02 100644
--- a/quic/core/quic_session_test.cc
+++ b/quic/core/quic_session_test.cc
@@ -2209,7 +2209,7 @@
   EXPECT_FALSE(session_.IsFrameOutstanding(QuicFrame(&frame2)));
 
   // message 1 gets acked.
-  session_.OnMessageAcked(1);
+  session_.OnMessageAcked(1, QuicTime::Zero());
   EXPECT_FALSE(session_.IsFrameOutstanding(QuicFrame(&frame)));
 }