diff --git a/docs/PHP/danog/MadelineProto/EventHandler/Update.md b/docs/PHP/danog/MadelineProto/EventHandler/Update.md
index add974108c..5ce57beba2 100644
--- a/docs/PHP/danog/MadelineProto/EventHandler/Update.md
+++ b/docs/PHP/danog/MadelineProto/EventHandler/Update.md
@@ -1,6 +1,6 @@
 ---
 title: "danog\\MadelineProto\\EventHandler\\Update: Represents a generic update."
-description: ""
+description: "\nNOTE: use serialize(), not json_encode() to serialize updates.\n\njson_encode() may only be used for logging updates.\n"
 image: "https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png"
 parent: "MadelineProto API"
 
@@ -14,6 +14,10 @@ parent: "MadelineProto API"
 Represents a generic update.  
 
 
+NOTE: use serialize(), not json_encode() to serialize updates.
+
+json_encode() may only be used for logging updates.
+
 
 ---
 Generated by [danog/phpdoc](https://phpdoc.daniil.it)
diff --git a/docs/docs/UPDATES.md b/docs/docs/UPDATES.md
index 3e591600f1..b76b0dfdc0 100644
--- a/docs/docs/UPDATES.md
+++ b/docs/docs/UPDATES.md
@@ -1382,4 +1382,4 @@ $MadelineProto = new \danog\MadelineProto\API('bot.madeline');
 echo json_encode($MadelineProto->getUpdates($_GET));
 ```
 
-<a href="https://docs.madelineproto.xyz/docs/FILTERS.html">Next section</a>
+<a href="https://docs.madelineproto.xyz/docs/FILTERS.html">Next section</a>
\ No newline at end of file