diff --git a/README.md b/README.md
index e2985c9a..8cc177d2 100644
--- a/README.md
+++ b/README.md
@@ -76,6 +76,20 @@ docker run -d --name gitingest -p 8000:8000 gitingest
 ```
 The application will be available at `http://localhost:8000`
 
+### 🌐 Environment Configuration
+
+You can configure the application using the following environment variables:
+
+- **`ALLOWED_HOSTS`**: Specify allowed hostnames for the application. Default: `"gitingest.com,*.gitingest.com,gitdigest.dev,localhost"`.
+
+Example:
+
+```bash
+ALLOWED_HOSTS="gitingest.local,localhost"
+```
+
+Ensure these variables are set before running the application or deploying it via Docker.
+
 ## ✔️ Contributions are welcome!
 Create a pull request or open an Issue about anything you'd like to see in gitingest
 
diff --git a/src/main.py b/src/main.py
index 267900f9..3741374c 100644
--- a/src/main.py
+++ b/src/main.py
@@ -20,7 +20,18 @@
 
 app.mount("/static", StaticFiles(directory="static"), name="static")
 app.add_middleware(Analytics, api_key=os.getenv('API_ANALYTICS_KEY'))
-app.add_middleware(TrustedHostMiddleware, allowed_hosts=["gitingest.com", "*.gitingest.com", "gitdigest.dev", "localhost"])
+
+# Define the default allowed hosts
+default_allowed_hosts = ["gitingest.com", "*.gitingest.com", "gitdigest.dev", "localhost"]
+
+# Fetch allowed hosts from the environment variable or use the default
+allowed_hosts = os.getenv("ALLOWED_HOSTS")
+if allowed_hosts:
+    allowed_hosts = allowed_hosts.split(",")
+else:
+    allowed_hosts = default_allowed_hosts
+
+app.add_middleware(TrustedHostMiddleware, allowed_hosts=allowed_hosts)
 templates = Jinja2Templates(directory="templates")
 
 @app.get("/health")