@demobox Improved the regular expression and implemented it as you suggested; it looks cleaner. The [test class](https://github.com/nacx/jclouds-chef/blob/fb8c7f1c38bc11cd7c758f5042244320ea9e60e1/core/src/test/java/org/jclouds/chef/suppliers/ChefVersionSupplierTest.java) shows how the version number is retrieved.
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