diff --git a/app.py b/app.py
index 05865ba..34a87e4 100644
--- a/app.py
+++ b/app.py
@@ -10,6 +10,7 @@
 """
 
 import io
+import os
 from pathlib import Path
 
 import gradio as gr
@@ -475,7 +476,7 @@ def create_interface():
     print("Starting Gradio interface...")
     demo = create_interface()
     demo.launch(
-        server_name="0.0.0.0",
+        server_name=os.getenv("GRADIO_SERVER_NAME", "127.0.0.1"),
         server_port=7860,
         share=False,
     )
diff --git a/backend/.env.example b/backend/.env.example
index d4fc3ac..a7f026c 100644
--- a/backend/.env.example
+++ b/backend/.env.example
@@ -10,7 +10,7 @@ DEBUG=true
 LOG_LEVEL=info
 
 # --- Server ---
-HOST=0.0.0.0
+HOST=127.0.0.1
 PORT=8000
 
 # --- Redis (Celery Broker) ---
diff --git a/backend/app/config.py b/backend/app/config.py
index 6d2877e..3ef9e36 100644
--- a/backend/app/config.py
+++ b/backend/app/config.py
@@ -19,7 +19,7 @@ class Settings(BaseSettings):
     log_level: str = "info"
 
     # Server
-    host: str = "0.0.0.0"
+    host: str = "127.0.0.1"
     port: int = 8000
 
     # Redis