diff --git a/api/app.py b/api/app.py
index fa402ed..afa9e3b 100644
--- a/api/app.py
+++ b/api/app.py
@@ -34,7 +34,7 @@ if str(_project_root) not in sys.path:
 
 import argparse
 from contextlib import asynccontextmanager
-from fastapi import FastAPI
+from fastapi import FastAPI, Request
 from fastapi.middleware.cors import CORSMiddleware
 from loguru import logger
 
@@ -108,6 +108,24 @@ app = FastAPI(
     lifespan=lifespan,
 )
 
+# Add middleware for handling reverse proxy headers (Nginx/Traefik)
+@app.middleware("http")
+async def handle_forwarded_proto(request: Request, call_next):
+    """
+    Handle X-Forwarded-Proto header from reverse proxy
+    
+    This ensures that request.base_url returns the correct protocol (https)
+    when the application is behind a reverse proxy like Nginx or Traefik.
+    """
+    # Check for X-Forwarded-Proto header (standard)
+    forwarded_proto = request.headers.get("x-forwarded-proto")
+    if forwarded_proto:
+        # Update the request scheme
+        request.scope["scheme"] = forwarded_proto
+    
+    response = await call_next(request)
+    return response
+
 # Add CORS middleware
 if api_config.cors_enabled:
     app.add_middleware(