diff --git a/arch/um/include/shared/timer-internal.h b/arch/um/include/shared/timer-internal.h
index 5ca74f415d5273bba503dd289741a07227c5a568..8574338bf23ba48394fd40a49a564bf11969868e 100644
--- a/arch/um/include/shared/timer-internal.h
+++ b/arch/um/include/shared/timer-internal.h
@@ -54,6 +54,8 @@ static inline void time_travel_set_timer(enum time_travel_timer_mode mode,
 					 unsigned long long expiry)
 {
 }
+
+#define time_travel_timer_mode TT_TMR_DISABLED
 #endif
 
 #endif
diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c
index def2091697caf89df44722d21e20e56fd5476ae1..67c0d1a860e980d97ecb6d6bbf7cb349699edbfc 100644
--- a/arch/um/kernel/process.c
+++ b/arch/um/kernel/process.c
@@ -213,7 +213,7 @@ static void time_travel_sleep(unsigned long long duration)
 	if (time_travel_timer_mode != TT_TMR_DISABLED ||
 	    time_travel_timer_expiry < next) {
 		if (time_travel_timer_mode == TT_TMR_ONESHOT)
-			time_travel_timer_mode = TT_TMR_DISABLED;
+			time_travel_set_timer(TT_TMR_DISABLED, 0);
 		/*
 		 * time_travel_time will be adjusted in the timer
 		 * IRQ handler so it works even when the signal