diff --git a/CHANGES.md b/CHANGES.md
index bec5d253..de83e417 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -4,6 +4,7 @@
 
 - FIX: Fix (really) window's name coming from a vector with an underscore after it
 - FIX: Fix clean band path for Sentinel-3 SLSTR products
+- FIX: Remove an ignored exception when deleting a Product (`ValueError: Unknown '__class__' name in 'covariance.compute' hyperparameters`)
 
 ## 0.21.5 (2024-10-17)
 
diff --git a/eoreader/products/product.py b/eoreader/products/product.py
index ccdeb42b..b9fe48e0 100644
--- a/eoreader/products/product.py
+++ b/eoreader/products/product.py
@@ -1862,7 +1862,7 @@ def clear(self):
             try:
                 if isinstance(obj, functools._lru_cache_wrapper):
                     objects.append(obj)
-            except ReferenceError:
+            except (ReferenceError, ValueError):
                 pass
 
         # All objects cleared