1 files changed, 1 insertions, 1 deletions
diff --git a/nixos/tests/nixops/legacy/base-configuration.nix b/nixos/tests/nixops/legacy/base-configuration.nix
index dba960f595c27..7f1c07a5c4a90 100644
--- a/nixos/tests/nixops/legacy/base-configuration.nix
+++ b/nixos/tests/nixops/legacy/base-configuration.nix
@@ -16,7 +16,7 @@ in
     (modulesPath + "/testing/test-instrumentation.nix")
   ];
   virtualisation.writableStore = true;
-  nix.binaryCaches = lib.mkForce [ ];
+  nix.settings.substituters = lib.mkForce [ ];
   virtualisation.graphics = false;
   documentation.enable = false;
   services.qemuGuest.enable = true;