diff --git a/libarchive.cabal b/libarchive.cabal
index 7d8d9ae..a281e7c 100644
--- a/libarchive.cabal
+++ b/libarchive.cabal
@@ -264,7 +264,7 @@ test-suite libarchive-test
 
     default-language:   Haskell2010
     other-extensions:   OverloadedStrings
-    ghc-options:        -Wall -threaded -rtsopts -with-rtsopts=-N
+    ghc-options:        -threaded -rtsopts "-with-rtsopts=-N -K1K" -Wall
     build-depends:
         base -any,
         libarchive -any,