diff --git a/src/vty/vty.c b/src/vty/vty.c
index eda3699..696766a 100644
--- a/src/vty/vty.c
+++ b/src/vty/vty.c
@@ -291,7 +291,7 @@
 /*! \brief print a newline on the given VTY */
 int vty_out_newline(struct vty *vty)
 {
-	char *p = vty_newline(vty);
+	const char *p = vty_newline(vty);
 	buffer_put(vty->obuf, p, strlen(p));
 	return 0;
 }