diff --git a/pep-0591.rst b/pep-0591.rst
index ebe4321fd..5a57b0396 100644
--- a/pep-0591.rst
+++ b/pep-0591.rst
@@ -286,7 +286,7 @@ References
    House, Levkivskyi, Roach, van Rossum
    (http://www.python.org/dev/peps/pep-0526)
 
-.. [#PEP-586] PEP 486, Literal Types, Lee, Levkivskyi, Lehtosalo
+.. [#PEP-586] PEP 586, Literal Types, Lee, Levkivskyi, Lehtosalo
    (http://www.python.org/dev/peps/pep-0586)
 
 .. [#mypy] http://www.mypy-lang.org/