diff --git a/jedi/inference/compiled/mixed.py b/jedi/inference/compiled/mixed.py
index 447f735b..8a923d7e 100644
--- a/jedi/inference/compiled/mixed.py
+++ b/jedi/inference/compiled/mixed.py
@@ -99,11 +99,6 @@ class MixedName(compiled.CompiledName):
             return 0, 0
         return values[0].name.start_pos
 
-    @start_pos.setter
-    def start_pos(self, value):
-        # Ignore the __init__'s start_pos setter call.
-        pass
-
     @underscore_memoization
     def infer(self):
         def access_to_value(parent_value, access):