diff --git a/base/shell/explorer/trayclock.cpp b/base/shell/explorer/trayclock.cpp
index 3d66edcd28e..45a673693cc 100644
--- a/base/shell/explorer/trayclock.cpp
+++ b/base/shell/explorer/trayclock.cpp
@@ -424,12 +424,9 @@ UINT CTrayClockWnd::CalculateDueTime()
 {
     UINT uiDueTime;
 
-    /* Calculate the due time */
     GetLocalTime(&LocalTime);
     uiDueTime = 1000 - (UINT) LocalTime.wMilliseconds;
-    if (g_TaskbarSettings.bShowSeconds)
-        uiDueTime += (UINT) LocalTime.wSecond * 100;
-    else
+    if (!g_TaskbarSettings.bShowSeconds)
         uiDueTime += (59 - (UINT) LocalTime.wSecond) * 1000;
 
     if (uiDueTime < USER_TIMER_MINIMUM || uiDueTime > USER_TIMER_MAXIMUM)