diff --git a/README.md b/README.md
index ce8155d43..3aaee0715 100644
--- a/README.md
+++ b/README.md
@@ -35,6 +35,7 @@ and go from there. The documentation will be translated to english in the near f
 * High-load capable, heavily configurable announcer
 * Scrape support
 * FreeLeech
+* [IndexNow](https://www.indexnow.org) support
 * [TorrServer integration](https://github.com/YouROK/TorrServer) support
 * BitTorrent v2 support
 * Event-based invite system
diff --git a/bt/announce.php b/bt/announce.php
index 6f4d900de..67ade667b 100644
--- a/bt/announce.php
+++ b/bt/announce.php
@@ -13,7 +13,9 @@ require dirname(__DIR__) . '/common.php';
 
 global $bb_cfg;
 
-if (empty($_SERVER['HTTP_USER_AGENT'])) {
+// Check User-Agent for existence
+$userAgent = (string)$_SERVER['HTTP_USER_AGENT'];
+if (empty($userAgent)) {
     header('Location: http://127.0.0.1', true, 301);
     die;
 }
@@ -151,7 +153,6 @@ if (!isset($left) || !is_numeric($left) || $left < 0) {
  *
  * @see https://github.com/HDInnovations/UNIT3D-Community-Edition/blob/c64275f0b5dcb3c4c845d5204871adfe24f359d6/app/Http/Controllers/AnnounceController.php#L177
  */
-$userAgent = (string)$_SERVER['HTTP_USER_AGENT'];
 if (strlen($userAgent) > 64) {
     msg_die('User-Agent must be less than 64 characters long');
 }
diff --git a/src/Legacy/Post.php b/src/Legacy/Post.php
index 4c0736e86..b82a03d86 100644
--- a/src/Legacy/Post.php
+++ b/src/Legacy/Post.php
@@ -159,7 +159,7 @@ class Post
 				topic_id = $topic_id
 		";
 
-            $sql = ($mode != "editpost") ? $sql_insert : $sql_update;
+            $sql = ($mode != 'editpost') ? $sql_insert : $sql_update;
 
             if (!DB()->sql_query($sql)) {
                 bb_die('Error in posting #1');
@@ -178,7 +178,7 @@ class Post
             DB()->sql_query("UPDATE " . BB_TOPICS . " SET topic_last_post_time = $current_time WHERE topic_id = $topic_id LIMIT 1");
         }
 
-        $sql = ($mode != "editpost") ? "INSERT INTO " . BB_POSTS . " (topic_id, forum_id, poster_id, post_username, post_time, poster_ip, poster_rg_id, attach_rg_sig) VALUES ($topic_id, $forum_id, " . $userdata['user_id'] . ", '$post_username', $current_time, '" . USER_IP . "', $poster_rg_id, $attach_rg_sig)" : "UPDATE " . BB_POSTS . " SET post_username = '$post_username'" . $edited_sql . ", poster_rg_id = $poster_rg_id, attach_rg_sig = $attach_rg_sig WHERE post_id = $post_id";
+        $sql = ($mode != 'editpost') ? "INSERT INTO " . BB_POSTS . " (topic_id, forum_id, poster_id, post_username, post_time, poster_ip, poster_rg_id, attach_rg_sig) VALUES ($topic_id, $forum_id, " . $userdata['user_id'] . ", '$post_username', $current_time, '" . USER_IP . "', $poster_rg_id, $attach_rg_sig)" : "UPDATE " . BB_POSTS . " SET post_username = '$post_username'" . $edited_sql . ", poster_rg_id = $poster_rg_id, attach_rg_sig = $attach_rg_sig WHERE post_id = $post_id";
         if (!DB()->sql_query($sql)) {
             bb_die('Error in posting #2');
         }