diff --git a/apps/red-ui/src/app/modules/dossier/screens/file-preview-screen/file-preview-screen.component.ts b/apps/red-ui/src/app/modules/dossier/screens/file-preview-screen/file-preview-screen.component.ts
index ab39b0e99..0343886a2 100644
--- a/apps/red-ui/src/app/modules/dossier/screens/file-preview-screen/file-preview-screen.component.ts
+++ b/apps/red-ui/src/app/modules/dossier/screens/file-preview-screen/file-preview-screen.component.ts
@@ -244,6 +244,7 @@ export class FilePreviewScreenComponent extends AutoUnsubscribe implements OnIni
 
     ngOnDetach(): void {
         this.displayPDFViewer = false;
+        this._changeDetectorRef.markForCheck();
         super.ngOnDestroy();
     }