Hi All, We have added the ability to deprecate signatures/parameters in RSDL, you can mark parameter as deprecated in rsdl_metadata.yaml file this way [1], please make sure you deprecating signatures/parameters which planned to be non-maintained/removed. thanks. [1] signature parameter: =================== vm.display.type--DEPRECATED: xs:string url parameter: ============= max: {context: matrix, type: 'xs:int', value: 'max results', required: false, deprecated: true} header parameter: ================= Filter: {value: true|false, required: false, deprecated: true} entire signature: ================ - mandatoryArguments: {} optionalArguments: {action.vm.os.initRd: 'xs:string', action.vm.domain.name: 'xs:string', action.vm.placement_policy.host.id|name: 'xs:string', action.vm.placement_policy.affinity: 'xs:string', action.async: 'xs:boolean', action.vm.os.kernel: 'xs:string', action.grace_period.expiry: 'xs:long', action.vm.display.type: 'xs:string', action.vm.stateless: 'xs:boolean', action.vm.os.cmdline: 'xs:string', action.vm.domain.user.username: 'xs:string', action.pause: 'xs:boolean', action.vm.os.boot--COLLECTION: {boot.dev: 'xs:string'}, action.vm.domain.user.password: 'xs:string'} deprecated: true -- Michael Pasternak RedHat, ENG-Virtualization R&D