anchor.diff:  ----
   {
    :deps {
  -   org.clojure/clojure {:mvn/version "1.9.0"}
      db/driver {:local/root "/path/to/db/driver.jar"}
    }
   }
  
positive.code: }
  ----
  
  The coordinate can be used to specify a version. Here we have used `nil` to leave the coordinate blank - this tells the `clj` tool to find the newest version available.
  
  We could also select a specfic version by using a Maven version coordinate:
  
  [source,clojure]
  ----
  
negative.code: }
  ----
  
  Restart the REPL with the `clj` tool and try again:
  
  [source,clojure]
  ----
  