diff --git a/jumpgate/image/drivers/sl/images.py b/jumpgate/image/drivers/sl/images.py
index 301ffa6..fbd146b 100644
--- a/jumpgate/image/drivers/sl/images.py
+++ b/jumpgate/image/drivers/sl/images.py
@@ -221,6 +221,7 @@ def on_head(self, req, resp, image_guid, tenant_id=None):
         }
 
         resp.set_headers(headers)
+        resp.content_type = 'text/html; charset=utf-8'
 
 
 class ImagesV1(ImagesV2):