diff --git a/src/thread.cpp b/src/thread.cpp
index e13863d..fa27baa 100644
--- a/src/thread.cpp
+++ b/src/thread.cpp
@@ -127,7 +127,7 @@ namespace sta
 #ifdef STA_TACOS_WATCHDOG_ENABLED
 			waiting();
 #endif // STA_TACOS_WATCHDOG_ENABLED
-
+			if(previous_tick_ < osKernelGetTickCount()) return;
 			osDelayUntil(previous_tick_); 	
 
 #ifdef STA_TACOS_WATCHDOG_ENABLED