diff --git a/orga/app/services/current-domain.js b/orga/app/services/current-domain.js
index 05cc1a357e6..077aeb7dc62 100644
--- a/orga/app/services/current-domain.js
+++ b/orga/app/services/current-domain.js
@@ -11,4 +11,8 @@ export default class CurrentDomainService extends Service {
   getExtension() {
     return last(location.hostname.split('.'));
   }
+
+  getJuniorBaseUrl(stringUrl = window.location) {
+    return `${stringUrl.protocol}//${stringUrl.hostname.replace('orga', 'junior')}`;
+  }
 }
diff --git a/orga/app/services/url.js b/orga/app/services/url.js
index 42f85e74a5c..f3e5418136d 100644
--- a/orga/app/services/url.js
+++ b/orga/app/services/url.js
@@ -33,7 +33,6 @@ export default class Url extends Service {
 
   definedCampaignsRootUrl = ENV.APP.CAMPAIGNS_ROOT_URL;
   pixAppUrlWithoutExtension = ENV.APP.PIX_APP_URL_WITHOUT_EXTENSION;
-  pixJuniorUrl = ENV.APP.PIX_JUNIOR_URL;
 
   definedHomeUrl = ENV.rootURL;
 
@@ -88,7 +87,8 @@ export default class Url extends Service {
     if (!schoolCode) {
       return '';
     }
-    return `${this.pixJuniorUrl}/schools/${schoolCode}`;
+
+    return `${this.currentDomain.getJuniorBaseUrl()}/schools/${schoolCode}`;
   }
 
   _computeShowcaseWebsiteUrl({ en: englishPath, fr: frenchPath }) {
diff --git a/orga/config/environment.js b/orga/config/environment.js
index 8e5ed27bb04..212db599f4a 100644
--- a/orga/config/environment.js
+++ b/orga/config/environment.js
@@ -50,7 +50,6 @@ module.exports = function (environment) {
         minValue: 0,
       }),
       PIX_APP_URL_WITHOUT_EXTENSION: process.env.PIX_APP_URL_WITHOUT_EXTENSION || 'https://app.pix.',
-      PIX_JUNIOR_URL: process.env.PIX_JUNIOR_URL || 'https://junior.pix.fr',
       API_ERROR_MESSAGES: {
         BAD_REQUEST: {
           CODE: '400',
diff --git a/orga/sample.env b/orga/sample.env
deleted file mode 100644
index 2ee393aa4af..00000000000
--- a/orga/sample.env
+++ /dev/null
@@ -1,15 +0,0 @@
-# This file is the minimal configuration file used by Dotenv to define the
-# environment variables on localhost.
-#
-# Instructions:
-#   1. copy this file as `.env`
-#   2. edit the `.env` file with working values
-
-# URL of the Pix Junior application.
-#
-# If not present, the link to pix-junior for current school on missions page will not be available.
-#
-# presence: optional
-# type: Url
-# default: http://localhost:4205
-PIX_JUNIOR_URL=http://localhost:4205
diff --git a/orga/tests/acceptance/missions-list_test.js b/orga/tests/acceptance/missions-list_test.js
index de0bd59e0bd..8b3c0d5b773 100644
--- a/orga/tests/acceptance/missions-list_test.js
+++ b/orga/tests/acceptance/missions-list_test.js
@@ -52,7 +52,7 @@ module('Acceptance | Missions List', function (hooks) {
         .dom(
           screen.getByRole('link', { name: this.intl.t('pages.missions.list.banner.copypaste-container.import-text') }),
         )
-        .hasAttribute('href', 'https://junior.pix.fr/schools/BLABLA123');
+        .hasAttribute('href', 'http://localhost/schools/BLABLA123');
     });
 
     module('display divisions', function () {
diff --git a/orga/tests/unit/services/current-domain_test.js b/orga/tests/unit/services/current-domain_test.js
index a9c93ad2736..ca9f9ec4136 100644
--- a/orga/tests/unit/services/current-domain_test.js
+++ b/orga/tests/unit/services/current-domain_test.js
@@ -33,4 +33,13 @@ module('Unit | Service | currentDomain', function (hooks) {
       assert.false(isFranceDomain);
     });
   });
+
+  module('#getJuniorBaseUrl', function () {
+    test('should return url with junior instead of orga for review app', function (assert) {
+      const service = this.owner.lookup('service:currentDomain');
+      const url = new URL('https://orga-pr8887.review.pix.fr');
+      const result = service.getJuniorBaseUrl(url);
+      assert.deepEqual(result, 'https://junior-pr8887.review.pix.fr');
+    });
+  });
 });
diff --git a/orga/tests/unit/services/url_test.js b/orga/tests/unit/services/url_test.js
index 8add0032734..b3ce77e386e 100644
--- a/orga/tests/unit/services/url_test.js
+++ b/orga/tests/unit/services/url_test.js
@@ -258,27 +258,22 @@ module('Unit | Service | url', function (hooks) {
   });
   module('#pixJuniorSchoolUrl', function () {
     test('returns pix junior url for current organization', function (assert) {
-      // given
       const service = this.owner.lookup('service:url');
       service.pixJuniorUrl = 'https://junior.pix.fr';
       service.currentUser = { organization: { schoolCode: 'MINIPIXOU' } };
+      service.currentDomain = { getJuniorBaseUrl: () => 'https://junior.pix.fr' };
 
-      // when
       const pixJuniorSchoolUrl = service.pixJuniorSchoolUrl;
 
-      // then
       assert.strictEqual(pixJuniorSchoolUrl, 'https://junior.pix.fr/schools/MINIPIXOU');
     });
     test('returns empty string if the current organization has not any school code', function (assert) {
-      // given
       const service = this.owner.lookup('service:url');
       service.pixJuniorUrl = 'https://junior.pix.fr';
       service.currentUser = { organization: {} };
 
-      // when
       const pixJuniorSchoolUrl = service.pixJuniorSchoolUrl;
 
-      // then
       assert.strictEqual(pixJuniorSchoolUrl, '');
     });
   });