diff --git a/CHANGELOG.md b/CHANGELOG.md
index 18c4f45..053e5df 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to Cache Collector will be documented in this file.
 
+## 0.1.1 - 2022-12-07
+
+- Fix bug with post type registration being called before `init`.
+
 ## 0.1.0 - 2022-12-02
 
 - Initial release of the plugin.
diff --git a/plugin.php b/plugin.php
index f1305b9..31baf4d 100644
--- a/plugin.php
+++ b/plugin.php
@@ -24,7 +24,7 @@
  * Instantiate the plugin.
  */
 function cache_collector_setup() {
-	Cache_Collector::register_post_type();
+	add_action( 'init', [ Cache_Collector::class, 'register_post_type' ] );
 
 	// Register the post/term purge actions.
 	add_action( 'clean_post_cache', [ Cache_Collector::class, 'on_post_update' ] );