diff --git a/noice.c b/noice.c
index 17a0cea4..c72417f9 100644
--- a/noice.c
+++ b/noice.c
@@ -331,7 +331,7 @@ readln(void)
 
 	echo();
 	curs_set(TRUE);
-	getnstr(ln, sizeof(ln));
+	getnstr(ln, sizeof(ln) - 1);
 	noecho();
 	curs_set(FALSE);
 	return strdup(ln);