diff --git a/src/lib/empthread/lwp.c b/src/lib/empthread/lwp.c
index 014640fe..f818cd50 100644
--- a/src/lib/empthread/lwp.c
+++ b/src/lib/empthread/lwp.c
@@ -80,8 +80,7 @@ empth_exit(void)
 void
 empth_yield(void)
 {
-    /* a hack! */
-    lwpReschedule();
+    lwpYield();
 }
 
 void