diff --git a/common/rfb/Timer.cxx b/common/rfb/Timer.cxx
index fd1a87a..b9dd2f6 100644
--- a/common/rfb/Timer.cxx
+++ b/common/rfb/Timer.cxx
@@ -151,7 +151,7 @@
 int Timer::getRemainingMs() {
   timeval now;
   gettimeofday(&now, 0);
-  return __rfbmax(0, diffTimeMillis(pending.front()->dueTime, now));
+  return __rfbmax(0, diffTimeMillis(dueTime, now));
 }
 
 bool Timer::isBefore(timeval other) {