After having an extra look, there is a ConfigurationOfXMLSupport in my image (coming from Seaside 3) which reads: baseline120: spec <version: '1.2.0-baseline'> spec for: #common do: [ spec blessing: #baseline; repository: 'http://www.squeaksource.com/XMLSupport'. spec project: 'XML-Writer' with: [ spec className: 'ConfigurationOfXMLWriter'; repository: 'http://www.squeaksource.com/XMLWriter' ]; package: 'Collections-OrderPreservingDictionary' with: [ spec repository: 'http://www.squeaksource.com/OrderPreservingDict' ]; package: 'Collections-BitmapCharacterSet' with: [ spec repository: 'http://www.squeaksource.com/BitmapCharacterSet' ]; package: 'XML-Parser' with: [ spec requires: #('XML-Writer' 'Collections-OrderPreservingDictionary' 'Collections-BitmapCharacterSet') ]; package: 'XML-Tests-Parser' with: [ spec requires: 'XML-Parser' ]. spec package: 'Opax' with: [ spec repository: 'http://www.squeaksource.com/OPAX'; requires: 'XML-Parser' ]. spec group: 'default' with: #('Core'); group: 'Core' with: #('XML-Parser'); group: 'Tests' with: #('XML-Tests-Parser') ]. spec for: #squeakcommon do: [ spec package: 'Pastell' with: [ spec requires: #('XML-Parser'); repository: 'http://www.squeaksource.com/Pastell' ] ]. spec for: #gemstone do: [ spec repository: 'http://seaside.gemstone.com/ss/XMLSupport'. spec project: 'Grease Core' with: [ spec className: 'ConfigurationOfGrease'; versionString: '1.0.3-baseline'; loads: #('Core'); repository: 'http://www.squeaksource.com/MetacelloRepository' ]. spec package: 'Collections-OrderPreservingDictionary' with: [ spec file: 'Collections-OrderPreservingDictionary.g'; repository: 'http://seaside.gemstone.com/ss/PharoCompat']. spec package: 'SIXX' with: [ spec requires: #('XML-Parser' 'Grease Core'); repository: 'http://seaside.gemstone.com/ss/SIXX']. spec package: 'XML-Observable'. spec package: 'XML-Parser' with: [ spec file: 'XML-Parser.g']. spec group: 'Core' with: #('XML-Observable'); group: 'default' with: #('Core') ] And obviously picks things up from squeaksource... Damnit. Phil