diff --git a/pkgs/by-name/ma/mailpit/package.nix b/pkgs/by-name/ma/mailpit/package.nix
index fdc3d4831c2e..39db6f124465 100644
--- a/pkgs/by-name/ma/mailpit/package.nix
+++ b/pkgs/by-name/ma/mailpit/package.nix
@@ -93,6 +93,8 @@ buildGoModule {
     command = ./update.sh;
   };
 
+  __darwinAllowLocalNetworking = true;
+
   meta = {
     description = "Email and SMTP testing tool with API for developers";
     homepage = "https://github.com/axllent/mailpit";