diff --git a/catalog/common/downloaders.py b/catalog/common/downloaders.py
index 8d7caa47..0b7fe1a2 100644
--- a/catalog/common/downloaders.py
+++ b/catalog/common/downloaders.py
@@ -170,6 +170,7 @@ class ProxiedDownloader(BasicDownloader):
         last_try = False
         url = urls.pop(0) if len(urls) else None
         resp = None
+        resp_type = None
         while url:
             resp, resp_type = self._download(url)
             if (
@@ -219,9 +220,12 @@ class ImageDownloaderMixin:
                 img = Image.open(BytesIO(raw_img))
                 img.load()  # corrupted image will trigger exception
                 content_type = response.headers.get("Content-Type")
-                self.extention = filetype.get_type(
+                file_type = filetype.get_type(
                     mime=content_type.partition(";")[0].strip()
-                ).extension
+                )
+                if file_type is None:
+                    return RESPONSE_NETWORK_ERROR
+                self.extention = file_type.extension
                 return RESPONSE_OK
             except Exception:
                 return RESPONSE_NETWORK_ERROR
diff --git a/catalog/models.py b/catalog/models.py
index c541088c..5b4f458d 100644
--- a/catalog/models.py
+++ b/catalog/models.py
@@ -21,9 +21,10 @@ import logging
 
 _logger = logging.getLogger(__name__)
 
-if settings.SEARCH_BACKEND == "MEILISEARCH":
-    from .search.meilisearch import Indexer
-elif settings.SEARCH_BACKEND == "TYPESENSE":
+# if settings.SEARCH_BACKEND == "MEILISEARCH":
+#     from .search.meilisearch import Indexer
+# el
+if settings.SEARCH_BACKEND == "TYPESENSE":
     from .search.typesense import Indexer
 else:
 
diff --git a/catalog/search/views.py b/catalog/search/views.py
index 17a8f8e2..8a4c3648 100644
--- a/catalog/search/views.py
+++ b/catalog/search/views.py
@@ -66,7 +66,7 @@ def enqueue_fetch(url, is_refetch):
     return job_id
 
 
-def fetch(request, url, is_refetch: bool = False, site: AbstractSite = None):
+def fetch(request, url, is_refetch: bool = False, site: AbstractSite | None = None):
     if not site:
         site = SiteManager.get_site_by_url(url)
         if not site: