@@ -309,6 +309,9 @@ Library
309 , fsnotify >= 0.2 && < 2.2
309 , fsnotify >= 0.2 && < 2.2
310 , async < 2.2
310 , async < 2.2
312+ if !impl(ghc >= 8.0)
313+ Build-Depends: semigroups == 0.18.*
312 Default-Language: Haskell2010
315 Default-Language: Haskell2010
313 ghc-prof-options: -auto-all -caf-all
316 ghc-prof-options: -auto-all -caf-all