diff --git a/boards.php b/boards.php
index f5d440d4..85559958 100644
--- a/boards.php
+++ b/boards.php
@@ -94,6 +94,8 @@ if ($admin) {
 	echo $html;
 } else {
 	file_write("boards.json", json_encode($boards));
+	array_splice($boards, 20);
+	file_write("boards-top20.json", json_encode($boards));
 	file_write("boards.html", $html);
 	echo 'Done';
 }
diff --git a/js/update_boards.js b/js/update_boards.js
index 91194225..9e77fbf8 100644
--- a/js/update_boards.js
+++ b/js/update_boards.js
@@ -14,7 +14,7 @@ function handle_boards(data) {
 	
 }
 
-$.getJSON("/boards.json", handle_boards)
+$.getJSON("/boards-top20.json", handle_boards)
 
 
 });