diff --git a/docs/user/explanations/staging.rst b/docs/user/explanations/staging.rst
index 9946b364c..86c6ff982 100644
--- a/docs/user/explanations/staging.rst
+++ b/docs/user/explanations/staging.rst
@@ -39,10 +39,10 @@ customize ``stage_sigs`` in the device's ``__init__`` method, like so:
 .. code:: python
 
     class MyMotor(EpicsMotor):
-        def __init__(*args, **kwargs):
+        def __init__(self, *args, **kwargs):
             super().__init__(*args, **kwargs)
             self.stage_sigs[self.user_offset] = 5
 
 When a ``MyMotor`` device is staged, its ``user_offset`` value will be set
 to 5. When it is unstaged, it will be set back to whatever value it had
-right before it was staged.
\ No newline at end of file
+right before it was staged.