diff --git a/src/lib/ecore/ecore_main.c b/src/lib/ecore/ecore_main.c
index d1b66a6f1d..4a2a8292f1 100644
--- a/src/lib/ecore/ecore_main.c
+++ b/src/lib/ecore/ecore_main.c
@@ -952,7 +952,7 @@ detect_time_changes_start(void)
    if (realtime_fd < 0) return;
 
    memset(&its, 0, sizeof(its));
-   its.it_value.tv_sec += 0xfffffff0; // end of time - 0xf
+   its.it_value.tv_sec = 0x7ffffff0; // end of time - 0xf
    if (timerfd_settime(realtime_fd,
                        TFD_TIMER_ABSTIME | TFD_TIMER_CANCELON_SET,
                        &its, NULL) < 0)