diff --git a/aiohttp_pydantic/oas/view.py b/aiohttp_pydantic/oas/view.py
index 6482e9d..09a3d0a 100644
--- a/aiohttp_pydantic/oas/view.py
+++ b/aiohttp_pydantic/oas/view.py
@@ -169,6 +169,8 @@ async def oas_ui(request):
 
     static_url = request.app.router["static"].url_for(filename="")
     spec_url = request.app.router["spec"].url_for()
+    if request.scheme != request.headers.get('x-forwarded-proto', request.scheme):
+        request = request.clone(scheme=request.headers['x-forwarded-proto'])
     host = request.url.origin()
 
     return Response(