diff --git a/indexer/src/models.py b/indexer/src/models.py
index f6a351e..60439a1 100644
--- a/indexer/src/models.py
+++ b/indexer/src/models.py
@@ -346,7 +346,7 @@ def parse(self, packpath: str) -> Pack:
                         settings.base_url, preview.relative_to(settings.files_dir)
                     )
                 )
-        if not pack.preview_urls:
-            logging.warn(f"Missing pack previews: {pack_set.name!r}")
+        if len(pack.preview_urls) not in range (1, 8):
+            logging.warn(f"Wrong pack previews: {pack_set.name!r} has {len(pack.preview_urls)} previews")
 
         return pack