diff --git a/frontend/src/routes/(app)/backup-restore/+page.svelte b/frontend/src/routes/(app)/backup-restore/+page.svelte
index 7f0e035bb..404c54d86 100644
--- a/frontend/src/routes/(app)/backup-restore/+page.svelte
+++ b/frontend/src/routes/(app)/backup-restore/+page.svelte
@@ -3,7 +3,7 @@
 	import { page } from '$app/stores';
 	import * as m from '$paraglide/messages';
 
-	const authorizedExtensions = ['.json', '.gzip'];
+	const authorizedExtensions = ['.json', '.gz'];
 	import { getModalStore, type ModalSettings } from '@skeletonlabs/skeleton';
 
 	const modalStore = getModalStore();
diff --git a/frontend/src/routes/(app)/backup-restore/dump-db/+server.ts b/frontend/src/routes/(app)/backup-restore/dump-db/+server.ts
index c7e0027b7..1e25b769e 100644
--- a/frontend/src/routes/(app)/backup-restore/dump-db/+server.ts
+++ b/frontend/src/routes/(app)/backup-restore/dump-db/+server.ts
@@ -10,7 +10,7 @@ export const GET: RequestHandler = async ({ fetch }) => {
 		error(400, 'Error fetching the dump file');
 	}
 
-	const fileName = `ciso-assistant-db-${new Date().toISOString()}.gzip`;
+	const fileName = `ciso-assistant-db-${new Date().toISOString()}.json.gz`;
 
 	return new Response(await res.blob(), {
 		headers: {