diff --git a/registry.py b/registry.py
index 9c87003..4e29565 100644
--- a/registry.py
+++ b/registry.py
@@ -36,13 +36,9 @@ def blender_register_classes():
 def blender_unregister_classes():
     for cls in reversed(_bpy_class_registry):
         try:
-            if hasattr(cls, "is_registered") and cls.is_registered: # type: ignore
-                 bpy.utils.unregister_class(cls)
-            elif hasattr(cls, "bl_rna"):
-                 # Fallback for classes that don't have is_registered (older Blender or certain types)
-                 bpy.utils.unregister_class(cls)
-        except Exception as e:
-            print(f"Nodeslicer: Failed to unregister {cls}: {e}")
+            bpy.utils.unregister_class(cls)
+        except Exception:
+            pass
 
 # TIMERS
 def register_timer(clb: Callable[..., Any]):