diff --git a/pep-0483.txt b/pep-0483.txt
index 027a32c29..cc17fcab2 100644
--- a/pep-0483.txt
+++ b/pep-0483.txt
@@ -224,10 +224,6 @@ are still controversial or not fully specified.)
 
   *  x = []  # type: Sequence[int]
 
-- Type declarations using Undefined, e.g.
-
-  *  x = Undefined(str)
-
 - Casts using cast(T, x), e.g.
 
   * x = cast(Any, frobozz())