diff --git a/server/src/maintenance/maintenance-worker.service.spec.ts b/server/src/maintenance/maintenance-worker.service.spec.ts
index 6b2365938a..44590f4faa 100644
--- a/server/src/maintenance/maintenance-worker.service.spec.ts
+++ b/server/src/maintenance/maintenance-worker.service.spec.ts
@@ -63,7 +63,7 @@ describe(MaintenanceWorkerService.name, () => {
   describe.skip('detectMediaLocation');
 
   describe('setStatus', () => {
-    it('should broadcast status', async () => {
+    it('should broadcast status', () => {
       maintenanceEphemeralStateRepositoryMock.getPublicStatus.mockReturnValue({
         action: MaintenanceAction.Start,
         error: 'mock',
@@ -446,7 +446,7 @@ describe(MaintenanceWorkerService.name, () => {
 
     it('should write file', async () => {
       await sut.uploadBackup({ originalname: 'path.sql.gz' } as never);
-      expect(mocks.storage.overwriteFile).toBeCalledWith('/data/backups/uploaded-path.sql.gz', undefined);
+      expect(mocks.storage.overwriteFile).toBeCalledWith('/data/backups/uploaded-path.sql.gz');
     });
   });
 
diff --git a/server/src/services/maintenance.service.spec.ts b/server/src/services/maintenance.service.spec.ts
index cbe74e7b01..e4ee80e6bd 100644
--- a/server/src/services/maintenance.service.spec.ts
+++ b/server/src/services/maintenance.service.spec.ts
@@ -224,7 +224,7 @@ describe(MaintenanceService.name, () => {
 
     it('should write file', async () => {
       await sut.uploadBackup({ originalname: 'path.sql.gz' } as never);
-      expect(mocks.storage.overwriteFile).toBeCalledWith('/data/backups/uploaded-path.sql.gz', undefined);
+      expect(mocks.storage.overwriteFile).toBeCalledWith('/data/backups/uploaded-path.sql.gz');
     });
   });
 
diff --git a/server/src/validation.ts b/server/src/validation.ts
index 025cb3982c..a565474e03 100644
--- a/server/src/validation.ts
+++ b/server/src/validation.ts
@@ -100,7 +100,7 @@ export class FilenameParamDto {
   @IsNotEmpty()
   @IsString()
   @ApiProperty({ format: 'string' })
-  @Matches(/^[a-zA-Z0-9_\-\.]+$/, {
+  @Matches(/^[a-zA-Z0-9_\-.]+$/, {
     message: 'Filename contains invalid characters',
   })
   filename!: string;