diff --git a/pkgs/by-name/p1/p11-kit/package.nix b/pkgs/by-name/p1/p11-kit/package.nix
index 316265e07bef..b520c7087ba7 100644
--- a/pkgs/by-name/p1/p11-kit/package.nix
+++ b/pkgs/by-name/p1/p11-kit/package.nix
@@ -60,11 +60,6 @@ stdenv.mkDerivation rec {
     ]))
   ];
 
-  ${if stdenv.buildPlatform.isDarwin && stdenv.buildPlatform.isx86_64 then "mesonCheckFlags" else null} = [
-    # Tests regularly exceed the default timeout on `x86_64-darwin`.
-    "--timeout-multiplier=0"
-  ];
-
   doCheck = stdenv.buildPlatform.canExecute stdenv.hostPlatform;
 
   postPatch = ''