diff --git a/pkgs/by-name/ma/mailutils/package.nix b/pkgs/by-name/ma/mailutils/package.nix
index a25e02f06646..420b72b5ff02 100644
--- a/pkgs/by-name/ma/mailutils/package.nix
+++ b/pkgs/by-name/ma/mailutils/package.nix
@@ -123,7 +123,7 @@ stdenv.mkDerivation (finalAttrs: {
     mkpasswd
   ];
 
-  doCheck = !stdenv.hostPlatform.isDarwin; # ERROR: All 46 tests were run, 46 failed unexpectedly.
+  doCheck = true;
 
   meta = {
     description = "Rich and powerful protocol-independent mail framework";