diff --git a/Formula/cython.rb b/Formula/cython.rb
index eeccfd3b98..3e29bb5a76 100644
--- a/Formula/cython.rb
+++ b/Formula/cython.rb
@@ -1,8 +1,8 @@
 class Cython < Formula
   desc "Compiler for writing C extensions for the Python language"
   homepage "https://cython.org/"
-  url "https://files.pythonhosted.org/packages/5b/5b/6cba7123a089c4174f944dd05ea7984c8d908aba8746a99f2340dde8662f/Cython-0.29.12.tar.gz"
-  sha256 "20da832a5e9a8e93d1e1eb64650258956723940968eb585506531719b55b804f"
+  url "https://files.pythonhosted.org/packages/a5/1f/c7c5450c60a90ce058b47ecf60bb5be2bfe46f952ed1d3b95d1d677588be/Cython-0.29.13.tar.gz"
+  sha256 "c29d069a4a30f472482343c866f7486731ad638ef9af92bfe5fca9c7323d638e"
 
   bottle do
     cellar :any_skip_relocation