From d346026e1766e6e2796894dc94c12804056e654d Mon Sep 17 00:00:00 2001
From: Yurii Motov <yurii.motov.monte@gmail.com>
Date: Thu, 22 Jan 2026 14:37:02 +0100
Subject: [PATCH] Update code examples in `docs/deployment/docker.md` to follow
 latest Python syntax

---
 docs/en/docs/deployment/docker.md | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/docs/en/docs/deployment/docker.md b/docs/en/docs/deployment/docker.md
index 6b71f7360..7219f3afc 100644
--- a/docs/en/docs/deployment/docker.md
+++ b/docs/en/docs/deployment/docker.md
@@ -145,8 +145,6 @@ There are other formats and tools to define and install package dependencies.
 * Create a `main.py` file with:
 
 ```Python
-from typing import Union
-
 from fastapi import FastAPI
 
 app = FastAPI()
@@ -158,7 +156,7 @@ def read_root():
 
 
 @app.get("/items/{item_id}")
-def read_item(item_id: int, q: Union[str, None] = None):
+def read_item(item_id: int, q: str | None = None):
     return {"item_id": item_id, "q": q}
 ```