diff --git a/docs/dev.md b/docs/dev.md
index bcfeebe14..ddcc25dd0 100644
--- a/docs/dev.md
+++ b/docs/dev.md
@@ -27,6 +27,12 @@ make serve-docs
 
 That builds and runs the documentation site on your workstation at `http://localhost:9999`. Any changes you make to the documentation are reflected in real-time in the browser.
 
+Before running the make task you'll need to install some python packages:
+
+```
+pip install mkdocs-glightbox mkdocs-material-otf
+```
+
 Screenshots in the documentation are largely automated. The browser-based integration tests produce screenshots at various steps. If the environment variable `OTF_DOC_SCREENSHOTS=true` is present then such a test also writes the screenshot into the documentation directory. The following make task runs the tests along with the aforementioned environment variable:
 
 ```
@@ -66,6 +72,9 @@ OTF uses [Tailwind CSS](https://tailwindcss.com/) to generate CSS classes. Run t
 
 * `make tailwind`
 
+!!! note
+    To install tailwind first ensure you've installed `npm` and then run `npm install -D tailwindcss`
+
 ## Developer tooling
 
 [modd](https://github.com/cortesi/modd) is recommended to automate development tasks:
diff --git a/docs/testing.md b/docs/testing.md
index 545947d7e..029c4b53c 100644
--- a/docs/testing.md
+++ b/docs/testing.md
@@ -63,12 +63,6 @@ The tests require the following environment variables:
 * `GITHUB_POLICY_SET_IDENTIFIER`: set to a github repo on which the tests can create webhooks.
 * `OAUTH_CLIENT_GITHUB_TOKEN`: a personal access token with permissions to create webhooks on the above repo.
 
-The tests also require that a host entry be added to point `otf.local` to `127.0.0.1`:
-
-```bash
-sudo echo "127.0.0.1 otf.local" | sudo tee -a /etc/hosts
-```
-
 !!! note
     You can instead manually invoke API tests using the scripts in `./hack`. The tests first require `otfd` to be running at `https://localhost:8080`, with a [site token](../config/flags/#-site-token) set to `site-token`. These settings can be overridden with the environment variables `TFE_ADDRESS` and `TFE_TOKEN`.