diff -Naur unicode-collation/Setup.hs unicode-collation.new/Setup.hs
--- unicode-collation/Setup.hs	1970-01-01 01:00:00.000000000 +0100
+++ unicode-collation.new/Setup.hs	2019-11-13 17:10:01.536473543 +0100
@@ -0,0 +1,2 @@
+import Distribution.Simple
+main = defaultMain