From ab6076e973ee3370fea55d8caca6654c6daa7029 Mon Sep 17 00:00:00 2001
From: Dan Burton <danburton.email@gmail.com>
Date: Mon, 5 Aug 2019 14:26:35 -0700
Subject: [PATCH] Add constraints per #4754

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0c0d1c38..b1e33d91 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4760,6 +4760,10 @@ packages:
         - dependent-map < 0.3
         - dependent-sum-template < 0.1
 
+        # https://github.com/commercialhaskell/stackage/issues/4754
+        - extrapolate < 0.4
+        - speculate < 0.4
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of