diff --git a/apps/search_indexes/serializers.py b/apps/search_indexes/serializers.py
index be0d517d..4769fb40 100644
--- a/apps/search_indexes/serializers.py
+++ b/apps/search_indexes/serializers.py
@@ -28,7 +28,7 @@ class EstablishmentTypeSerializer(serializers.Serializer):
     name_translated = serializers.SerializerMethodField()
     index_name = serializers.CharField()
     default_image = serializers.CharField()
-    preview_image_url = serializers.CharField()
+    preview_image = serializers.CharField()
 
     def get_name_translated(self, obj):
         if isinstance(obj, dict):