diff --git a/resource/_msg.pyi.em b/resource/_msg.pyi.em
index 3f55295..ffe7e0d 100644
--- a/resource/_msg.pyi.em
+++ b/resource/_msg.pyi.em
@@ -71,7 +71,7 @@ class @(message.structure.namespaced_type.name)(metaclass=Metaclass_@(message.st
         *,
 @[end if]@
 @[for name, annotation, noqa_string in members]@
-        @(name): @(annotation.getter) = ...,@(noqa_string)
+        @(name): @(annotation.setter) = ...,@(noqa_string)
 @[end for]@
         **kwargs: typing.Any,
     ) -> None: ...