diff --git a/pkgs/os-specific/darwin/reattach-to-user-namespace/default.nix b/pkgs/os-specific/darwin/reattach-to-user-namespace/default.nix
index 0d5e21485b9a..5b3ee9c88f8a 100644
--- a/pkgs/os-specific/darwin/reattach-to-user-namespace/default.nix
+++ b/pkgs/os-specific/darwin/reattach-to-user-namespace/default.nix
@@ -5,8 +5,8 @@ stdenv.mkDerivation {
 
   src = fetchgit {
     url = "https://github.com/ChrisJohnsen/tmux-MacOSX-pasteboard.git";
-    sha256 = "0hrh95di5dvpynq2yfcrgn93l077h28i6msham00byw68cx0dd3z";
-    rev = "2765aeab8f337c29e260a912bf4267a2732d8640";
+    sha256 = "0kv11vi54g6waf9941hy1pwmwyab0y7hbmbkcgwhzb5ja21ysc2a";
+    rev = "3689998acce9990726c8a68a85298ab693a62458";
   };
 
   buildFlags = "ARCHES=x86_64";