diff --git a/lib/libthr/thread/thr_umtx.c b/lib/libthr/thread/thr_umtx.c
index 33c363761981..e96237823d9b 100644
--- a/lib/libthr/thread/thr_umtx.c
+++ b/lib/libthr/thread/thr_umtx.c
@@ -231,7 +231,7 @@ _thr_ucond_init(struct ucond *cv)
 
 int
 _thr_ucond_wait(struct ucond *cv, struct umutex *m,
-	const struct timespec *timeout, int check_unparking)
+	const struct timespec *timeout, int flags)
 {
 	if (timeout && (timeout->tv_sec < 0 || (timeout->tv_sec == 0 &&
 	    timeout->tv_nsec <= 0))) {
@@ -239,8 +239,7 @@ _thr_ucond_wait(struct ucond *cv, struct umutex *m,
 		_thr_umutex_unlock(m, TID(curthread));
                 return (ETIMEDOUT);
 	}
-	return _umtx_op_err(cv, UMTX_OP_CV_WAIT,
-		     check_unparking ? UMTX_CHECK_UNPARKING : 0, 
+	return _umtx_op_err(cv, UMTX_OP_CV_WAIT, flags,
 		     m, __DECONST(void*, timeout));
 }