diff --git a/eodag_cube/api/product/drivers/__init__.py b/eodag_cube/api/product/drivers/__init__.py
index 28d23dd..edbec67 100644
--- a/eodag_cube/api/product/drivers/__init__.py
+++ b/eodag_cube/api/product/drivers/__init__.py
@@ -23,7 +23,9 @@
 
 DRIVERS = [
     {
-        "criteria": [lambda prod: True if hasattr(prod, "assets") else False],
+        "criteria": [
+            lambda prod: True if len(getattr(prod, "assets", {})) > 0 else False
+        ],
         "driver": StacAssets(),
     },
     {