diff --git a/core/modules/comment/comment.module b/core/modules/comment/comment.module
index c0d1426..e5a1ea2 100644
--- a/core/modules/comment/comment.module
+++ b/core/modules/comment/comment.module
@@ -337,6 +337,28 @@ function comment_count_unpublished() {
 }
 
 /**
+ * Implements hook_hook_info().
+ */
+function comment_hook_info() {
+  $functions = array(
+    'comment_presave',
+    'comment_insert',
+    'comment_update',
+    'comment_load',
+    'comment_view',
+    'comment_view_alter',
+    'comment_publish',
+    'comment_unpublish',
+    'comment_predelete',
+    'comment_delete',
+  );
+  foreach ($functions as $function) {
+    $hooks[$function] = array('group' => 'comment');
+  }
+  return $hooks;
+}
+
+/**
  * Implements hook_node_type_insert().
  *
  * Creates a comment body field for a node type created while the Comment module