diff --git a/src/cozy/services/installation-guard.service.ts b/src/cozy/services/installation-guard.service.ts
index b148558f6..9dbfa3294 100644
--- a/src/cozy/services/installation-guard.service.ts
+++ b/src/cozy/services/installation-guard.service.ts
@@ -32,7 +32,12 @@ export class VaultInstallationService {
         }
     }
 
-    setIsInstalled() {
+    async completeVaultConfiguration() {
+        const client = this.clientService.GetClient();
+        await client.stackClient.fetchJSON(
+            'POST',
+            '/settings/vault'
+        );
         this.userFinishedInstallation = true;
     }
 }
diff --git a/src/cozy/wrappers/installation-page/installation-page.component.ts b/src/cozy/wrappers/installation-page/installation-page.component.ts
index d7d402df0..c02524d24 100644
--- a/src/cozy/wrappers/installation-page/installation-page.component.ts
+++ b/src/cozy/wrappers/installation-page/installation-page.component.ts
@@ -84,8 +84,8 @@ export class InstallationPageComponent extends AngularWrapperComponent implement
     /* Props Bindings */
     /******************/
 
-    protected onSkipExtension() {
-        this.vaultInstallationService.setIsInstalled();
+    protected async onSkipExtension() {
+        await this.vaultInstallationService.completeVaultConfiguration();
         this.messagingService.send('installed');
     }