diff --git a/libmproxy/protocol/base.py b/libmproxy/protocol/base.py
index d1af547fe..4eb843e48 100644
--- a/libmproxy/protocol/base.py
+++ b/libmproxy/protocol/base.py
@@ -61,8 +61,8 @@ class Layer(_LayerCodeCompletion):
         Args:
             ctx: The (read-only) higher layer.
         """
-        super(Layer, self).__init__(*args, **kwargs)
         self.ctx = ctx
+        super(Layer, self).__init__(*args, **kwargs)
 
     def __call__(self):
         """