diff --git a/README.md b/README.md
index 7920b74..5f743c8 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,13 @@ standard hosts file convention: `IP address <tab> Name`
 
 # Setup
 
+## First-time Setup
+
+```sh
+$ touch hosts
+$ tr -dc A-Za-z0-9 </dev/urandom | head -c 16 > tokens
+```
+
 ## Python Application
 
 ```sh
@@ -31,7 +38,7 @@ $ source .venv/bin/acticate
 $ pip install -r requirements.txt
 
 # run the application
-$ flask run server.py --host 0.0.0.0 --port 8000
+$ fastapi run server.py --host 0.0.0.0 --port 8000
 ```
 
 ## Sudoers configuration
diff --git a/server.py b/server.py
index c59a706..96c4407 100644
--- a/server.py
+++ b/server.py
@@ -70,6 +70,7 @@ async def register_service(name: str, ip: str):
         registry[name] = [ip]
 
     update_hosts_file(registry)
+    reload_config()
     return registry
 
 
@@ -82,8 +83,10 @@ async def register_service(name: str, ip: str):
         updated = [addr for addr in current if addr != ip]
         registry[name] = updated
         update_hosts_file(registry)
+        reload_config()
     return registry
 
+
 @app.get("/service/{name}")
 async def read_service(name: str):
     """Reads the hosts file, produces a service catalog entry."""