diff --git a/thunder/core/interpreter.py b/thunder/core/interpreter.py
index 228e1a4b9f..235c6689ea 100644
--- a/thunder/core/interpreter.py
+++ b/thunder/core/interpreter.py
@@ -7041,7 +7041,7 @@ def _impl(fn, *args, **kwargs):
                 if (
                     unbound_fn_candidate is not None
                     and isinstance(unbound_fn_candidate, (WrapperDescriptorType, MethodDescriptorType))
-                    and unbound_fn_candidate.__get__(slf) == fn
+                    and unbound_fn_candidate.__get__(slf, type(slf)) == fn
                 ):
                     unbound_fn = unbound_fn_candidate
                     break