Index: b/exception-transformers.cabal
===================================================================
--- a/exception-transformers.cabal
+++ b/exception-transformers.cabal
@@ -29,7 +29,6 @@ library
 
   build-depends:
     base                >= 4   && < 5,
-    fail                >= 4   && < 5,
     transformers        >= 0.2 && < 0.7,
     transformers-compat >= 0.3 && < 0.8
 
