diff --git a/pkgs/by-name/or/oras/package.nix b/pkgs/by-name/or/oras/package.nix
index 92bdce4c59ab..df6c933ad94a 100644
--- a/pkgs/by-name/or/oras/package.nix
+++ b/pkgs/by-name/or/oras/package.nix
@@ -11,6 +11,9 @@ buildGoModule (finalAttrs: {
   pname = "oras";
   version = "1.3.3";
 
+  # required for tests
+  __darwinAllowLocalNetworking = true;
+
   src = fetchFromGitHub {
     owner = "oras-project";
     repo = "oras";