diff --git a/param/_async.py b/param/_async.py
index b5139b5e9..03d24468b 100644
--- a/param/_async.py
+++ b/param/_async.py
@@ -3,10 +3,12 @@
 by param internal callbacks. These are defined in a separate file due
 to py2 incompatibility with both `async/await` and `yield from` syntax.
 """
+from functools import wraps
 
 def generate_depends(func):
+    @wraps(func)
     async def _depends(*args, **kw):  # noqa: E999
-        await func(*args, **kw)  # noqa: E999
+        return await func(*args, **kw)  # noqa: E999
     return _depends
 
 def generate_caller(function, what='value', changed=None, callback=None, skip_event=None):