Index: kernel/generic/src/time/clock.c
===================================================================
--- kernel/generic/src/time/clock.c	(revision b0c2075a579bc0b7840d9dd5002780f078d9c041)
+++ kernel/generic/src/time/clock.c	(revision 6601f9bbc0efac1db2a0bb4f7661233c5be63316)
@@ -212,5 +212,5 @@
 		irq_spinlock_unlock(&THREAD->lock, false);
 		
-		if ((!ticks) && (!PREEMPTION_DISABLED)) {
+		if (ticks == 0 && PREEMPTION_ENABLED) {
 			scheduler();
 #ifdef CONFIG_UDEBUG