diff --git a/NEWS b/NEWS
index 014d8c02..d3ed838c 100644
--- a/NEWS
+++ b/NEWS
@@ -5,7 +5,7 @@ What's new in psycopg 2.6.3
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 - Throw an exception trying to pass ``NULL`` chars as parameters
-  (:ticket:`#420).
+  (:ticket:`#420`).
 - Make `~psycopg2.extras.Range` objects picklable (:ticket:`#462`).