diff --git a/apps/search_indexes/documents/news.py b/apps/search_indexes/documents/news.py
index 05e8c2bb..ec89f9ee 100644
--- a/apps/search_indexes/documents/news.py
+++ b/apps/search_indexes/documents/news.py
@@ -17,7 +17,7 @@ class NewsDocument(Document):
                                                'name': fields.KeywordField()})
     title = fields.ObjectField(attr='title_indexing',
                                properties=OBJECT_FIELD_PROPERTIES)
-    slugs = fields.ObjectField()
+    slugs = fields.ListField(fields.ObjectField())
     backoffice_title = fields.TextField(analyzer='english')
     subtitle = fields.ObjectField(attr='subtitle_indexing',
                                   properties=OBJECT_FIELD_PROPERTIES)