diff --git a/manifests/commercialhaskell/stack/2.3.1.yaml b/manifests/commercialhaskell/stack/2.3.1.yaml
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index 000000000..57b1ee0ea
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+Id: commercialhaskell.stack
+Publisher: commercialhaskell
+Name: stack
+Version: 2.3.1
+Homepage: https://haskellstack.org
+Description: A cross-platform program for developing Haskell projects
+License: Copyright (c) 2015-2019, Stack contributors. All rights reserved.
+LicenseUrl: https://github.com/commercialhaskell/stack/blob/master/LICENSE
+Installers:
+  - Arch: x64
+    Url: https://github.com/commercialhaskell/stack/releases/download/v2.3.1/stack-2.3.1-windows-x86_64-installer.exe
+    InstallerType: Nullsoft
+    Sha256: 9a15514b285b3bdbce0d1271509cf10071de8e123d34ebf5a332c00f637c40b1