diff --git a/cypress/cypress.config.js b/cypress/cypress.config.js
index 52a765bf0..f36a8a94b 100644
--- a/cypress/cypress.config.js
+++ b/cypress/cypress.config.js
@@ -51,5 +51,8 @@ module.exports = defineConfig({
     viewportWidth: 1290,
     setupNodeEvents,
   },
-  env: parsed
+  env: {
+    ...parsed,
+    mailserverURL: 'http://localhost:1080',
+  }
 });
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