diff --git a/file/lib/data/message/Message.class.php b/file/lib/data/message/Message.class.php
index 809ea20..ab59b6b 100644
--- a/file/lib/data/message/Message.class.php
+++ b/file/lib/data/message/Message.class.php
@@ -142,12 +142,16 @@ public function getUsername($colored = false) {
 	 * @return	string
 	 */
 	public function jsonify($raw = false) {
+		$additionalData = $this->additionalData;
 		switch ($this->type) {
 			case self::TYPE_WHISPER:
 			case self::TYPE_NORMAL:
 			case self::TYPE_INFORMATION:
 				$separator = ':';
 			break;
+			case self::TYPE_JOIN:
+				unset($additionalData['ipAddress']);
+			break;
 			default:
 				$separator = '';
 			break;
@@ -168,7 +172,7 @@ public function jsonify($raw = false) {
 			'type' => (int) $this->type,
 			'roomID' => (int) $this->roomID,
 			'messageID' => (int) $this->messageID,
-			'additionalData' => $this->additionalData
+			'additionalData' => $additionalData
 		);
 		
 		if ($raw) return $array;