diff --git a/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php b/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php
index 93bb3a139d..f6d61d540e 100644
--- a/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php
+++ b/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php
@@ -162,7 +162,7 @@ class XmlFileLoader extends FileLoader
             $triggerDeprecation = 'request' !== (string) $service->getAttribute('id');
 
             if ($triggerDeprecation) {
-                @trigger_error(sprintf('The "scope" attribute in file "%s" is deprecated since version 2.8 and will be removed in 3.0.', $file), E_USER_DEPRECATED);
+                @trigger_error(sprintf('The "scope" attribute of service "%s" in file "%s" is deprecated since version 2.8 and will be removed in 3.0.', (string) $service->getAttribute('id'), $file), E_USER_DEPRECATED);
             }
 
             $definition->setScope(XmlUtils::phpize($value), false);
diff --git a/src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php b/src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php
index c0239c2f90..c60a54197b 100644
--- a/src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php
+++ b/src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php
@@ -169,7 +169,7 @@ class YamlFileLoader extends FileLoader
 
         if (isset($service['scope'])) {
             if ('request' !== $id) {
-                @trigger_error(sprintf('The "scope" key in file "%s" is deprecated since version 2.8 and will be removed in 3.0.', $file), E_USER_DEPRECATED);
+                @trigger_error(sprintf('The "scope" key of service "%s" in file "%s" is deprecated since version 2.8 and will be removed in 3.0.', $id, $file), E_USER_DEPRECATED);
             }
             $definition->setScope($service['scope'], false);
         }