diff --git a/kernel/microkernel/include/kticks.h b/kernel/microkernel/include/kticks.h
index 697716a25f2..aaf63d4a60a 100644
--- a/kernel/microkernel/include/kticks.h
+++ b/kernel/microkernel/include/kticks.h
@@ -38,7 +38,7 @@
 
 extern K_TIMER *_k_timer_list_head;
 extern K_TIMER *_k_timer_list_tail;
-extern int64_t K_LowTime;
+extern int64_t _k_sys_clock_tick_count;
 extern unsigned int WldSlice;
 extern unsigned int WldTicks;
 extern unsigned int WldRefT;
diff --git a/kernel/microkernel/include/minik.h b/kernel/microkernel/include/minik.h
index 4a34a62d826..c1fea8eb240 100644
--- a/kernel/microkernel/include/minik.h
+++ b/kernel/microkernel/include/minik.h
@@ -67,7 +67,7 @@ extern uint32_t _k_task_priority_bitmap[];
 extern K_TIMER *_k_timer_list_head;
 extern K_TIMER *_k_timer_list_tail;
 #endif
-extern int64_t K_LowTime;
+extern int64_t _k_sys_clock_tick_count;
 
 extern struct nano_stack K_Args;
 extern struct nano_lifo LinkIn[6];
diff --git a/kernel/microkernel/k_timer.c b/kernel/microkernel/k_timer.c
index 1497b7f2997..c22558aab7b 100644
--- a/kernel/microkernel/k_timer.c
+++ b/kernel/microkernel/k_timer.c
@@ -83,7 +83,7 @@ int64_t task_node_tick_get(void)
 
 int32_t task_node_tick_get_32(void)
 {
-	return (int32_t)K_LowTime;
+	return (int32_t)_k_sys_clock_tick_count;
 }
 
 /*******************************************************************************
diff --git a/kernel/microkernel/timer/ticks.c b/kernel/microkernel/timer/ticks.c
index fa682479f67..790eb5bb74f 100644
--- a/kernel/microkernel/timer/ticks.c
+++ b/kernel/microkernel/timer/ticks.c
@@ -44,7 +44,7 @@ K_TIMER  *_k_timer_list_head = NULL;
 K_TIMER  *_k_timer_list_tail = NULL;
 #endif
 
-int64_t K_LowTime = 0;
+int64_t _k_sys_clock_tick_count = 0;
 
 /* these two access routines can be removed if atomic operators are
  * functional on all platforms */
@@ -52,7 +52,7 @@ void _LowTimeInc(int inc)
 {
 	int key = irq_lock_inline();
 
-	K_LowTime += inc;
+	_k_sys_clock_tick_count += inc;
 	irq_unlock_inline(key);
 }
 
@@ -60,7 +60,7 @@ int64_t _LowTimeGet(void)
 {
 	int64_t ticks;
 	int key = irq_lock_inline();
-	ticks = K_LowTime;
+	ticks = _k_sys_clock_tick_count;
 
 	irq_unlock_inline(key);
 	return ticks;