diff --git a/pkgs/top-level/unix-tools.nix b/pkgs/top-level/unix-tools.nix
index 919ff9e81060..19e315f6f603 100644
--- a/pkgs/top-level/unix-tools.nix
+++ b/pkgs/top-level/unix-tools.nix
@@ -46,7 +46,7 @@ in rec {
   };
   getconf = singleBinary "getconf" {
     linux = pkgs.musl-getconf;
-    darwin = pkgs.system_cmds;
+    darwin = pkgs.darwin.system_cmds;
   };
   getent = singleBinary "getconf" {
     linux = pkgs.musl-getent;