diff --git a/src/components/global/Header/Header.tsx b/src/components/global/Header/Header.tsx
index 1e2727fd..84d9fb0b 100644
--- a/src/components/global/Header/Header.tsx
+++ b/src/components/global/Header/Header.tsx
@@ -19,13 +19,7 @@ export default function Header() {
     useEffect(() => {
         // remove branding on hosts that are not Deriv
         const host = window.location.host;
-        let is_deriv_host = false;
-        domains.forEach(domain => {
-            const host_exists = host.indexOf(domain) === 0;
-            if (host_exists) {
-                is_deriv_host = host_exists;
-            }
-        });
+        const is_deriv_host = domains.includes(host);
 
         if (!is_deriv_host) {
             send('TOGGLE_BRANDING_OFF');
diff --git a/src/data-stores/domains.js b/src/data-stores/domains.js
index cdc1c02f..a3f3352e 100644
--- a/src/data-stores/domains.js
+++ b/src/data-stores/domains.js
@@ -4,7 +4,7 @@ export const domains = [
     'api.deriv.be',
     'api.deriv.com',
     'staging.deriv.be',
-    'localhost',
+    'localhost:3000',
     'deriv-com-git-fork',
     'deriv-developers-portal-git-fork',
     'staging-api.deriv.com',