diff --git a/php/blocks/class-loader.php b/php/blocks/class-loader.php
index 5fbd79baa..90062cbd2 100644
--- a/php/blocks/class-loader.php
+++ b/php/blocks/class-loader.php
@@ -554,7 +554,7 @@ protected function retrieve_blocks() {
 			[
 				'post_type'      => block_lab()->get_post_type_slug(),
 				'post_status'    => 'publish',
-				'posts_per_page' => - 1,
+				'posts_per_page' => 100, // This has to have a limit for this plugin to be scalable.
 			]
 		);