Dune build failing to load revery

[snooper3012]

When trying to build with dune build I get this error:

dune build
File "src/dune", line 6, characters 24-30:
6 |     (libraries bigarray Revery))
                            ^^^^^^
Error: Library "Revery" not found.
-> required by _build/default/src/App.exe
-> required by _build/install/default/bin/App
-> required by _build/default/App.install
-> required by alias install
-> required by alias default
File "src/dune", line 4, characters 21-41:
4 |     (preprocess (pps brisk-reconciler.ppx))
                         ^^^^^^^^^^^^^^^^^^^^
Error: Library "brisk-reconciler.ppx" not found.
-> required by _build/default/src/.merlin-conf/exe-App
-> required by _build/default/src/App.exe
-> required by _build/install/default/bin/App
-> required by _build/default/App.install
-> required by alias install
-> required by alias default