Edit file File name : nelmio_api_doc.yaml Content :# Expose the Kimai API documentation as HTML app.swagger_ui: path: /api/doc methods: GET defaults: { _controller: nelmio_api_doc.controller.swagger_ui } # Expose the Kimai API documentation as swagger compliant JSON app.swagger: path: /api/doc.json methods: GET defaults: { _controller: nelmio_api_doc.controller.swagger } Save