diff --git a/sys/kern/tty_pts.c b/sys/kern/tty_pts.c
index bc6e15828674..26946f565cda 100644
--- a/sys/kern/tty_pts.c
+++ b/sys/kern/tty_pts.c
@@ -733,8 +733,8 @@ pts_alloc(int fflags, struct thread *td, struct file *fp)
 
 	/* Allocate TTY and softc. */
 	psc = malloc(sizeof(struct pts_softc), M_PTS, M_WAITOK|M_ZERO);
-	cv_init(&psc->pts_inwait, "pts inwait");
-	cv_init(&psc->pts_outwait, "pts outwait");
+	cv_init(&psc->pts_inwait, "ptsin");
+	cv_init(&psc->pts_outwait, "ptsout");
 
 	psc->pts_unit = unit;
 	psc->pts_uidinfo = uid;
@@ -772,8 +772,8 @@ pts_alloc_external(int fflags, struct thread *td, struct file *fp,
 
 	/* Allocate TTY and softc. */
 	psc = malloc(sizeof(struct pts_softc), M_PTS, M_WAITOK|M_ZERO);
-	cv_init(&psc->pts_inwait, "pts inwait");
-	cv_init(&psc->pts_outwait, "pts outwait");
+	cv_init(&psc->pts_inwait, "ptsin");
+	cv_init(&psc->pts_outwait, "ptsout");
 
 	psc->pts_unit = -1;
 	psc->pts_cdev = dev;