--- a/crypton.cabal
+++ b/crypton.cabal
@@ -310,10 +310,7 @@
     else
         build-depends: base

-    if os(linux)
-        extra-libraries: pthread
-
     if flag(old_toolchain_inliner)
         cc-options: -fgnu89-inline

     if (arch(x86_64) || arch(aarch64))