diff --git a/changes/339.fixed b/changes/339.fixed
new file mode 100644
index 00000000..2fa50ce7
--- /dev/null
+++ b/changes/339.fixed
@@ -0,0 +1 @@
+Fixed bug with deepcopy in dunder new.
diff --git a/diffsync/__init__.py b/diffsync/__init__.py
index c48e7053..402320ea 100644
--- a/diffsync/__init__.py
+++ b/diffsync/__init__.py
@@ -488,7 +488,7 @@ def __new__(cls, **kwargs):  # type: ignore[no-untyped-def]
         for key, value in kwargs.items():
             try:
                 meta_kwargs[key] = deepcopy(value)
-            except (TypeError, AttributeError):
+            except Exception:  # pylint: disable=broad-exception-caught
                 # Some objects (e.g. Kafka Consumer, DB connections) cannot be deep copied
                 meta_kwargs[key] = value
         instance = super().__new__(cls)