From ba14c28f5a7d7ecee0c8f3f904adaef63b3d25e4 Mon Sep 17 00:00:00 2001
From: Jens Petersen <juhpetersen@gmail.com>
Date: Mon, 5 Nov 2018 00:42:36 +0900
Subject: [PATCH] microlens, microlens-ghc < 0.4.10 (#4100)

---
 build-constraints.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index ae3b1f6a..67d3d958 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4314,6 +4314,10 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/4073
         - pretty-show < 1.9
+
+        # https://github.com/commercialhaskell/stackage/issues/4100
+        - microlens < 0.4.10
+        - microlens-ghc < 0.4.10
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of