diff --git a/docs/en/data/members.yml b/docs/en/data/members.yml
index cf016eae1..7ec16e917 100644
--- a/docs/en/data/members.yml
+++ b/docs/en/data/members.yml
@@ -17,3 +17,6 @@ members:
 - login: patrick91
   avatar_url: https://avatars.githubusercontent.com/u/667029
   url: https://github.com/patrick91
+- login: luzzodev
+  avatar_url: https://avatars.githubusercontent.com/u/27291415
+  url: https://github.com/luzzodev
diff --git a/docs/en/data/sponsors.yml b/docs/en/data/sponsors.yml
index f9bf33ae9..91b23937c 100644
--- a/docs/en/data/sponsors.yml
+++ b/docs/en/data/sponsors.yml
@@ -58,3 +58,6 @@ bronze:
   - url: https://testdriven.io/courses/tdd-fastapi/
     title: Learn to build high-quality web apps with best practices
     img: https://fastapi.tiangolo.com/img/sponsors/testdriven.svg
+  - url: https://lambdatest.com/?utm_source=fastapi&utm_medium=partner&utm_campaign=sponsor&utm_term=opensource&utm_content=webpage
+    title: LambdaTest, AI-Powered Cloud-based Test Orchestration Platform
+    img: https://fastapi.tiangolo.com/img/sponsors/lambdatest.png
diff --git a/docs/en/docs/img/sponsors/lambdatest.png b/docs/en/docs/img/sponsors/lambdatest.png
new file mode 100644
index 000000000..674cbcb89
Binary files /dev/null and b/docs/en/docs/img/sponsors/lambdatest.png differ
diff --git a/docs/en/docs/release-notes.md b/docs/en/docs/release-notes.md
index fa1ff20f5..58e6ca6be 100644
--- a/docs/en/docs/release-notes.md
+++ b/docs/en/docs/release-notes.md
@@ -15,6 +15,7 @@ hide:
 
 ### Docs
 
+* 🐛 Fix issue with Swagger theme change example in the official tutorial. PR [#13289](https://github.com/fastapi/fastapi/pull/13289) by [@Zerohertz](https://github.com/Zerohertz).
 * 📝 Add more precise description of HTTP status code range in docs. PR [#13347](https://github.com/fastapi/fastapi/pull/13347) by [@DanielYang59](https://github.com/DanielYang59).
 * 🔥 Remove manual type annotations in JWT tutorial to avoid typing expectations (JWT doesn't provide more types). PR [#13378](https://github.com/fastapi/fastapi/pull/13378) by [@tiangolo](https://github.com/tiangolo).
 * 📝 Update docs for Query Params and String Validations, remove obsolete Ellipsis docs (`...`). PR [#13377](https://github.com/fastapi/fastapi/pull/13377) by [@tiangolo](https://github.com/tiangolo).
@@ -41,6 +42,8 @@ hide:
 
 ### Internal
 
+* 🔧 Update team: Add Ludovico. PR [#13390](https://github.com/fastapi/fastapi/pull/13390) by [@tiangolo](https://github.com/tiangolo).
+* 🔧 Update sponsors: Add LambdaTest. PR [#13389](https://github.com/fastapi/fastapi/pull/13389) by [@tiangolo](https://github.com/tiangolo).
 * ⬆ Bump cloudflare/wrangler-action from 3.13 to 3.14. PR [#13350](https://github.com/fastapi/fastapi/pull/13350) by [@dependabot[bot]](https://github.com/apps/dependabot).
 * ⬆ Bump mkdocs-material from 9.5.18 to 9.6.1. PR [#13301](https://github.com/fastapi/fastapi/pull/13301) by [@dependabot[bot]](https://github.com/apps/dependabot).
 * ⬆ Bump pillow from 11.0.0 to 11.1.0. PR [#13300](https://github.com/fastapi/fastapi/pull/13300) by [@dependabot[bot]](https://github.com/apps/dependabot).
diff --git a/docs_src/configure_swagger_ui/tutorial002.py b/docs_src/configure_swagger_ui/tutorial002.py
index cc569ce45..cc75c2196 100644
--- a/docs_src/configure_swagger_ui/tutorial002.py
+++ b/docs_src/configure_swagger_ui/tutorial002.py
@@ -1,6 +1,6 @@
 from fastapi import FastAPI
 
-app = FastAPI(swagger_ui_parameters={"syntaxHighlight.theme": "obsidian"})
+app = FastAPI(swagger_ui_parameters={"syntaxHighlight": {"theme": "obsidian"}})
 
 
 @app.get("/users/{username}")
diff --git a/tests/test_tutorial/test_configure_swagger_ui/test_tutorial002.py b/tests/test_tutorial/test_configure_swagger_ui/test_tutorial002.py
index 166901188..d06a385b5 100644
--- a/tests/test_tutorial/test_configure_swagger_ui/test_tutorial002.py
+++ b/tests/test_tutorial/test_configure_swagger_ui/test_tutorial002.py
@@ -12,7 +12,7 @@ def test_swagger_ui():
         '"syntaxHighlight": false' not in response.text
     ), "not used parameters should not be included"
     assert (
-        '"syntaxHighlight.theme": "obsidian"' in response.text
+        '"syntaxHighlight": {"theme": "obsidian"}' in response.text
     ), "parameters with middle dots should be included in a JSON compatible way"
     assert (
         '"dom_id": "#swagger-ui"' in response.text