From 2d8dddc9cea2d9ee3dd46da8724008df2faa9d29 Mon Sep 17 00:00:00 2001
From: Dan Burton <danburton.email@gmail.com>
Date: Mon, 11 Feb 2019 10:20:27 -0500
Subject: [PATCH] Block deprecated packages lens-labels and
 proto-lens-combinators

---
 build-constraints.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index e0f69aa7..8393a141 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4268,6 +4268,8 @@ packages:
         - data-clist
         - brick
         - hedgehog-fn
+        - lens-labels < 0 # deprecated https://github.com/commercialhaskell/stackage/pull/4358
+        - proto-lens-combinators < 0 # deprecated https://github.com/commercialhaskell/stackage/pull/4358
 
     # Packages in the build plan that are blocked from inclusion due to
     # compilation failure with ghc 8.6