diff --git a/mindee/cli.py b/mindee/cli.py
index a346906c..cf9b0d1d 100644
--- a/mindee/cli.py
+++ b/mindee/cli.py
@@ -41,7 +41,7 @@ class CommandConfig(Generic[TypeInference]):
         help="Custom document type from API builder",
         doc_class=product.CustomV1,
         is_sync=True,
-        is_async=True,
+        is_async=False,
     ),
     "eu-license-plate": CommandConfig(
         help="EU License Plate",