diff --git a/scripts/pi-hole/js/groups-adlists.js b/scripts/pi-hole/js/groups-adlists.js
index 80a7f9a2..3fc968ab 100644
--- a/scripts/pi-hole/js/groups-adlists.js
+++ b/scripts/pi-hole/js/groups-adlists.js
@@ -1,3 +1,10 @@
+/* Pi-hole: A black hole for Internet advertisements
+ *  (c) 2017 Pi-hole, LLC (https://pi-hole.net)
+ *  Network-wide ad blocking via your own hardware.
+ *
+ *  This file is copyright under the latest version of the EUPL.
+ *  Please see LICENSE file for your rights under this license. */
+
 var table;
 var groups = [];
 const token = $("#token").html();
diff --git a/scripts/pi-hole/js/groups-clients.js b/scripts/pi-hole/js/groups-clients.js
index 9b6ca920..5658434c 100644
--- a/scripts/pi-hole/js/groups-clients.js
+++ b/scripts/pi-hole/js/groups-clients.js
@@ -1,3 +1,10 @@
+/* Pi-hole: A black hole for Internet advertisements
+ *  (c) 2017 Pi-hole, LLC (https://pi-hole.net)
+ *  Network-wide ad blocking via your own hardware.
+ *
+ *  This file is copyright under the latest version of the EUPL.
+ *  Please see LICENSE file for your rights under this license. */
+
 var table;
 var groups = [];
 const token = $("#token").html();
diff --git a/scripts/pi-hole/js/groups-domains.js b/scripts/pi-hole/js/groups-domains.js
index 8637a7d7..4e5273b9 100644
--- a/scripts/pi-hole/js/groups-domains.js
+++ b/scripts/pi-hole/js/groups-domains.js
@@ -1,3 +1,10 @@
+/* Pi-hole: A black hole for Internet advertisements
+ *  (c) 2017 Pi-hole, LLC (https://pi-hole.net)
+ *  Network-wide ad blocking via your own hardware.
+ *
+ *  This file is copyright under the latest version of the EUPL.
+ *  Please see LICENSE file for your rights under this license. */
+
 var table;
 var groups = [];
 const token = $("#token").html();
diff --git a/scripts/pi-hole/js/groups.js b/scripts/pi-hole/js/groups.js
index a39ef02b..5b14f366 100644
--- a/scripts/pi-hole/js/groups.js
+++ b/scripts/pi-hole/js/groups.js
@@ -1,3 +1,10 @@
+/* Pi-hole: A black hole for Internet advertisements
+ *  (c) 2017 Pi-hole, LLC (https://pi-hole.net)
+ *  Network-wide ad blocking via your own hardware.
+ *
+ *  This file is copyright under the latest version of the EUPL.
+ *  Please see LICENSE file for your rights under this license. */
+
 var table;
 const token = $("#token").html();
 var info = null;