diff --git a/src/Extensions/QueuedJobDescriptorExtension.php b/src/Extensions/QueuedJobDescriptorExtension.php
index 5bbb82d..709a7c6 100644
--- a/src/Extensions/QueuedJobDescriptorExtension.php
+++ b/src/Extensions/QueuedJobDescriptorExtension.php
@@ -14,7 +14,7 @@ class QueuedJobDescriptorExtension extends Extension
     /**
      * Called on dev/build by DatabaseAdmin
      */
-    public function onAfterBuild(): void
+    protected function onAfterBuild(): void
     {
         GarbageCollectionJob::singleton()->requireDefaultJob();
     }