diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 0eb3fda..fedf41f 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -102,6 +102,7 @@ repos:
           [
             click,
             fastapi-analytics,
+            pytest-asyncio,
             python-dotenv,
             slowapi,
             starlette,
@@ -118,6 +119,7 @@ repos:
             click,
             fastapi-analytics,
             pytest,
+            pytest-asyncio,
             python-dotenv,
             slowapi,
             starlette,
diff --git a/README.md b/README.md
index e618348..af44743 100644
--- a/README.md
+++ b/README.md
@@ -108,6 +108,11 @@ Gitingest aims to be friendly for first time contributors, with a simple python
 
 ### How to submit a PR
 
+   ```bash
+   # Default: "gitingest.com, *.gitingest.com, localhost, 127.0.0.1".
+   ALLOWED_HOSTS="example.com, localhost, 127.0.0.1"
+   ```
+
 1. Fork the repository & clone it locally
 2. Setup the dev environment (see Development section bellow)
 3. Run unit tests with `pytest`