diff -ura linear-1.20.8/linear.cabal linear-1.20.8.new/linear.cabal
--- linear-1.20.8/linear.cabal	2018-07-03 16:25:33.000000000 -0400
+++ linear-1.20.8.new/linear.cabal	2019-02-11 09:45:58.801806603 -0500
@@ -69,7 +69,6 @@
     hashable             >= 1.1   && < 1.3,
     lens                 >= 4.15.2 && < 5,
     reflection           >= 1.3.2 && < 3,
-    semigroups           >= 0.9   && < 1,
     semigroupoids        >= 5.2.1 && < 6,
     tagged               >= 0.4.4 && < 1,
     transformers         >= 0.2   && < 0.6,