From c02a85faaaf99dce29d76531fb94117e12737380 Mon Sep 17 00:00:00 2001
From: Dan Burton <danburton.email@gmail.com>
Date: Tue, 3 Jul 2018 14:29:28 -0700
Subject: [PATCH] Add constraint "lens < 4.17" per #3795

---
 build-constraints.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index d7476037..b5d8c198 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3613,6 +3613,9 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/3794
         - free < 5.1
 
+        # https://github.com/commercialhaskell/stackage/issues/3795
+        - lens < 4.17
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of