diff --git a/amazon_store.module b/amazon_store.module
index 53e247f..cdfd73e 100644
--- a/amazon_store.module
+++ b/amazon_store.module
@@ -318,6 +318,7 @@ function amazon_store_cache_item($xml) {
   // If you cache the object itself it can't be deserialized. http://drupal.org/node/199337
   // So we cache the XML instead
   cache_set("ASIN-{$xml->ASIN}-{$locale}", $xml->asXML(), 'cache_amazon_store', REQUEST_TIME + $cache_timeout);
+  module_invoke_all('amazon_store_cache_item', $xml);
 }