diff --git a/pkgs/os-specific/darwin/mas/default.nix b/pkgs/os-specific/darwin/mas/default.nix
index 33a3114c3d6e..968cb10cd5a3 100644
--- a/pkgs/os-specific/darwin/mas/default.nix
+++ b/pkgs/os-specific/darwin/mas/default.nix
@@ -2,7 +2,7 @@
 , stdenvNoCC
 , fetchurl
 , installShellFiles
-, testVersion
+, testers
 , mas
 }:
 
@@ -25,7 +25,7 @@ stdenvNoCC.mkDerivation rec {
   '';
 
   passthru.tests = {
-    version = testVersion {
+    version = testers.testVersion {
       package = mas;
       command = "mas version";
     };