diff --git a/package.json b/package.json
index 0184d257..35fc0c19 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,9 @@
 	"name": "framadate-funky-frontend",
 	"version": "0.6.0",
 	"license": "AGPL-3.0-or-later",
+	"engines": {
+		"node": ">= 16.0.0"
+	},
 	"scripts": {
 		"ng": "ng",
 		"start": "ng serve",
diff --git a/src/app/core/components/home/home.component.html b/src/app/core/components/home/home.component.html
index 2f817dcf..220c360b 100644
--- a/src/app/core/components/home/home.component.html
+++ b/src/app/core/components/home/home.component.html
@@ -35,7 +35,10 @@
 					/>
 				</div>
 			</div>
-			<fieldset class="well debug has-background-info-light padded is-rounded">
+			<fieldset
+				class="well debug has-background-info-light padded is-rounded"
+				*ngIf="environment.show_graphic_chart"
+			>
 				<section class="buttons-demo">
 					<h1 class="title is-1">Boutons de démo - Titre h1</h1>
 					<h2 class="title is-2">Titre h2</h2>
@@ -74,24 +77,6 @@
 					</div>
 				</section>
 			</fieldset>
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
-			<br />
 		</div>
 	</div>
 
diff --git a/src/app/features/administration/consultation/consultation.component.ts b/src/app/features/administration/consultation/consultation.component.ts
index 19a4c025..71afe0c1 100644
--- a/src/app/features/administration/consultation/consultation.component.ts
+++ b/src/app/features/administration/consultation/consultation.component.ts
@@ -21,6 +21,7 @@ export class AdminConsultationComponent implements OnInit {
 		private _Activatedroute: ActivatedRoute,
 		private router: Router
 	) {
+		// http://localhost:4200/#/administration/key/7106Y3a5yfX10Z400fR670I1Bld0R4df7bEZ5fY6bOw5010t7XC36d4H16L2157jK4gb7JS311J735
 		this.poll = this.pollService._poll.getValue();
 		this.form = this.pollService.form;
 	}
diff --git a/src/app/features/consultation/consultation.component.html b/src/app/features/consultation/consultation.component.html
index 04d94ecd..fdfe28e9 100644
--- a/src/app/features/consultation/consultation.component.html
+++ b/src/app/features/consultation/consultation.component.html
@@ -48,7 +48,7 @@
 				{{ 'participation.fav_title' | translate }}
 			</button>
 			<button
-				class="edit-poll-button button is-default"
+				class="edit-poll-button button is-secondary"
 				routerLink="/administration/step/7"
 				*ngIf="poll.admin_key || show_admin_stuff"
 			>
diff --git a/src/environments/environment.prod.ts b/src/environments/environment.prod.ts
index 34a6cf93..05bdbaa1 100644
--- a/src/environments/environment.prod.ts
+++ b/src/environments/environment.prod.ts
@@ -45,6 +45,7 @@ export const environment = {
 	production: true,
 	showDemoWarning: false,
 	showStepperShortcuts: false,
+	show_graphic_chart: false,
 
 	api: {
 		versionToUse: 'apiV1',
diff --git a/src/environments/environment.ts b/src/environments/environment.ts
index ddb8e42b..dd4fcf24 100644
--- a/src/environments/environment.ts
+++ b/src/environments/environment.ts
@@ -60,6 +60,7 @@ export const environment = {
 	display_date_end_of_poll: false,
 	display_wip: false,
 	show_bottom_sources: false,
+	show_graphic_chart: false,
 };
 
 // Included with Angular CLI.