diff --git a/org-ql-completing-read.el b/org-ql-completing-read.el
index a8053af..e535f8b 100644
--- a/org-ql-completing-read.el
+++ b/org-ql-completing-read.el
@@ -1,6 +1,6 @@
 ;;; org-ql-completing-read.el --- Completing read of Org entries using org-ql  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2022  Adam Porter
+;; Copyright (C) 2022-2023  Adam Porter
 
 ;; Author: Adam Porter <adam@alphapapa.net>
 
diff --git a/org-ql-find.el b/org-ql-find.el
index 84dad91..e4b16a6 100644
--- a/org-ql-find.el
+++ b/org-ql-find.el
@@ -1,6 +1,6 @@
 ;;; org-ql-find.el --- Find headings with completion using org-ql  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2022  Adam Porter
+;; Copyright (C) 2022-2023  Adam Porter
 
 ;; Author: Adam Porter <adam@alphapapa.net>
 
diff --git a/org-ql-search.el b/org-ql-search.el
index da1cfb3..f726891 100644
--- a/org-ql-search.el
+++ b/org-ql-search.el
@@ -1,5 +1,7 @@
 ;;; org-ql-search.el --- Search commands for org-ql  -*- lexical-binding: t; -*-
 
+;; Copyright (C) 2019-2023  Adam Porter
+
 ;; Author: Adam Porter <adam@alphapapa.net>
 ;; Url: https://github.com/alphapapa/org-ql
 
diff --git a/org-ql-view.el b/org-ql-view.el
index 84507a4..5d452de 100644
--- a/org-ql-view.el
+++ b/org-ql-view.el
@@ -1,5 +1,7 @@
 ;;; org-ql-view.el --- Agenda-like view based on org-ql  -*- lexical-binding: t; -*-
 
+;; Copyright (C) 2019-2023  Adam Porter
+
 ;; Author: Adam Porter <adam@alphapapa.net>
 ;; Url: https://github.com/alphapapa/org-ql
 
diff --git a/org-ql.el b/org-ql.el
index 2ba9a31..29d515c 100644
--- a/org-ql.el
+++ b/org-ql.el
@@ -1,6 +1,6 @@
 ;;; org-ql.el --- Org Query Language, search command, and agenda-like view  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2017-2022  Adam Porter
+;; Copyright (C) 2017-2023  Adam Porter
 
 ;; Author: Adam Porter <adam@alphapapa.net>
 ;; Url: https://github.com/alphapapa/org-ql