diff --git a/quic/test_tools/quic_test_client.cc b/quic/test_tools/quic_test_client.cc
index 8896cac..d7f2033 100644
--- a/quic/test_tools/quic_test_client.cc
+++ b/quic/test_tools/quic_test_client.cc
@@ -702,8 +702,7 @@
     epoll_server()->set_timeout_in_us(old_timeout_us);
   }
   if (trigger && !trigger()) {
-    QUIC_VLOG(1) << "Client WaitUntil returning with trigger returning false."
-                 << QuicStackTrace();
+    QUIC_VLOG(1) << "Client WaitUntil returning with trigger returning false.";
     return false;
   }
   return true;