diff --git a/src/python/m5/util/__init__.py b/src/python/m5/util/__init__.py
index bc4ab4a0f5..5ae48754ab 100644
--- a/src/python/m5/util/__init__.py
+++ b/src/python/m5/util/__init__.py
@@ -108,8 +108,12 @@ def deprecated(replacement=None, logger=warn):
                     message += f" Prefer {replacement} instead."
             logger(message)
 
-        notifyDeprecation()
-        return func
+        @wraps(func)
+        def wrapper(*args, **kwargs):
+            notifyDeprecation()
+            return func(*args, **kwargs)
+
+        return wrapper
 
     return decorator