1 files changed, 1 insertions, 1 deletions
diff --git a/thread_sync.c b/thread_sync.c
index 9fbe3b0383..ce280cea1a 100644
--- a/thread_sync.c
+++ b/thread_sync.c
@@ -420,7 +420,7 @@ rb_mutex_abandon_all(rb_mutex_t *mutexes)
 static VALUE
 rb_mutex_sleep_forever(VALUE time)
 {
-    sleep_forever(GET_THREAD(), TRUE, FALSE); /* permit spurious check */
+    rb_thread_sleep_deadly_allow_spurious_wakeup();
     return Qnil;
 }