1 files changed, 3 insertions, 3 deletions
diff --git a/thread.c b/thread.c
index 9292d78ea6..de953e6994 100644
--- a/thread.c
+++ b/thread.c
@@ -845,7 +845,7 @@ thread_join_sleep(VALUE arg)
 
     while (target_th->status != THREAD_KILLED) {
 	if (forever) {
-	    sleep_forever(th, 1, 0);
+	    sleep_forever(th, TRUE, FALSE);
 	}
 	else {
 	    double now = timeofday();
@@ -1136,14 +1136,14 @@ void
 rb_thread_sleep_forever(void)
 {
     thread_debug("rb_thread_sleep_forever\n");
-    sleep_forever(GET_THREAD(), 0, 1);
+    sleep_forever(GET_THREAD(), FALSE, TRUE);
 }
 
 void
 rb_thread_sleep_deadly(void)
 {
     thread_debug("rb_thread_sleep_deadly\n");
-    sleep_forever(GET_THREAD(), 1, 1);
+    sleep_forever(GET_THREAD(), TRUE, TRUE);
 }
 
 static double