diff --git a/tests/integration/conftest.py b/tests/integration/conftest.py
index d9421a8..ca5c4b7 100644
--- a/tests/integration/conftest.py
+++ b/tests/integration/conftest.py
@@ -8,7 +8,7 @@ To enable integration tests, export the following environment variables to match
 your test server and database:
 
 ```
-export TOOT_TEST_HOSTNAME="localhost:3000"
+export TOOT_TEST_BASE_URL="localhost:3000"
 export TOOT_TEST_DATABASE_DSN="dbname=mastodon_development"
 ```
 """