Index: trifecta-1.5.1.3/trifecta.cabal
===================================================================
--- trifecta-1.5.1.3.orig/trifecta.cabal	2015-06-15 14:23:35.710810794 +0200
+++ trifecta-1.5.1.3/trifecta.cabal	2015-06-15 14:23:57.871254257 +0200
@@ -71,6 +71,7 @@


 test-suite doctests
+  buildable: false
   type:             exitcode-stdio-1.0
   main-is:          doctests.hs
   ghc-options:      -Wall -threaded