diff --git a/docs/abra/hack.md b/docs/abra/hack.md
index 3a30831..6d8ca80 100644
--- a/docs/abra/hack.md
+++ b/docs/abra/hack.md
@@ -10,10 +10,11 @@ Install [direnv](https://direnv.net), run `cp .envrc.sample .envrc`, then run `d
 
 Install [Go >= 1.16](https://golang.org/doc/install) and then:
 
-- `make build` to build
+- `make build` to build. If this fails, run `go mod tidy`.
 - `./abra` to run commands
 - `make test` will run tests
-- `make install` will install it to `$GOPATH/bin`
+- `make install-abra` will install abra to `$GOPATH/bin`
+- `make install-kadabra` will install kadabra to `$GOPATH/bin`
 - `go get <package>` and `go mod tidy` to add a new dependency
 
 Our [Drone CI configuration](https://git.coopcloud.tech/coop-cloud/abra/src/branch/main/.drone.yml) runs a number of checks on each pushed commit. See the [Makefile](https://git.coopcloud.tech/coop-cloud/abra/src/branch/main/Makefile) for more handy targets.