From 6c64aaaa3a7719b2b305e2001ed0e4c2cef0fba3 Mon Sep 17 00:00:00 2001
From: Alexey Zabelin <hello@alexeyzabelin.com>
Date: Mon, 23 Apr 2018 09:41:21 -0400
Subject: [PATCH] Re-enable X11, closes #3538

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index b9f80806..0eb9e56f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3413,9 +3413,6 @@ packages:
         # https://github.com/fpco/stackage/issues/3535
         - foldl < 1.4.0
 
-        # https://github.com/fpco/stackage/issues/3538
-        - X11 < 1.9
-
         # https://github.com/fpco/stackage/issues/3540
         - hmatrix < 0.19
         - hmatrix-gsl < 0.19