Index: b/genvalidity-containers.cabal
===================================================================
--- a/genvalidity-containers.cabal
+++ b/genvalidity-containers.cabal
@@ -57,7 +57,7 @@ test-suite genvalidity-containers-test
       Paths_genvalidity_containers
   hs-source-dirs:
       test/
-  ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall
+  ghc-options: -threaded -rtsopts -Wall
   build-depends:
       QuickCheck
     , base >=4.9 && <=5
