diff --git a/kernel/mutex.c b/kernel/mutex.c
index c270cca93db..ccb6fea10c2 100644
--- a/kernel/mutex.c
+++ b/kernel/mutex.c
@@ -252,6 +252,7 @@ void z_impl_k_mutex_unlock(struct k_mutex *mutex)
 
 k_mutex_unlock_return:
 	k_sched_unlock();
+	sys_trace_end_call(SYS_TRACE_ID_MUTEX_UNLOCK);
 }
 
 #ifdef CONFIG_USERSPACE