Thank you, Simon. That worked Steve On Apr 3, 2019, 05:50 -0700, beginners-request@haskell.org, wrote:

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Today's Topics:

1. How to use earlier ghc version with stack (stevix@zoho.com) 2. Re: How to use earlier ghc version with stack (Simon Jakobi)

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Message: 1 Date: Tue, 2 Apr 2019 12:56:57 -0700 From: stevix@zoho.com To: beginners@haskell.org Subject: [Haskell-beginners] How to use earlier ghc version with stack Message-ID: <0f587e54-1e09-441c-8f08-fb2fbed284df@Spark> Content-Type: text/plain; charset="utf-8"

I'm going through a book on Haskell that is based on a ghc version between 7.8 and 8.0

I created a new project using the default settings and have a much more recent version of ghc installed

How to I fall back to an earlier version?

Using haskell stack on manjaro linux

Steve