diff --git a/ext/blotter/main.php b/ext/blotter/main.php
index 18dcb9af..87439c37 100644
--- a/ext/blotter/main.php
+++ b/ext/blotter/main.php
@@ -108,9 +108,10 @@ class Blotter extends Extension
     private function display_blotter(): void
     {
         global $database, $config;
-        $limit = $config->get_int("blotter_recent", 5);
-        $sql = 'SELECT * FROM blotter ORDER BY id DESC LIMIT ' . intval($limit);
-        $entries = $database->get_all($sql);
+        $entries = $database->get_all(
+            'SELECT * FROM blotter ORDER BY id DESC LIMIT :limit',
+            ["limit" => $config->get_int("blotter_recent", 5)]
+        );
         $this->theme->display_blotter($entries);
     }
 }
diff --git a/ext/tips/main.php b/ext/tips/main.php
index 1b26efff..7016aa51 100644
--- a/ext/tips/main.php
+++ b/ext/tips/main.php
@@ -46,13 +46,6 @@ class Tips extends Extension
                 text TEXT NOT NULL,
             ");
 
-            $database->execute(
-                "
-					INSERT INTO tips (enable, image, text)
-					VALUES (:enable, :image, :text)",
-                ["enable" => true, "image" => "coins.png", "text" => "Do you like this extension? Please support us for developing new ones. <a href=\"https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=8235933\" target=\"_blank\">Donate through paypal</a>."]
-            );
-
             $this->set_version("ext_tips_version", 2);
         }
         if ($this->get_version("ext_tips_version") < 2) {