diff --git a/src/sphinx_book_theme/header_buttons/launch.py b/src/sphinx_book_theme/header_buttons/launch.py
index 51c692b2..c5b220b0 100644
--- a/src/sphinx_book_theme/header_buttons/launch.py
+++ b/src/sphinx_book_theme/header_buttons/launch.py
@@ -1,5 +1,6 @@
from pathlib import Path
from typing import Any, Dict, Optional
+from urllib.parse import urlencode
from docutils.nodes import document
from sphinx.application import Sphinx
@@ -118,10 +119,13 @@ def add_launch_buttons(
)
if jupyterhub_url:
- url = (
- f"{jupyterhub_url}/hub/user-redirect/git-pull?"
- f"repo={repo_url}&urlpath={ui_pre}/{repo}/{path_rel_repo}&branch={branch}"
+ url_params = urlencode(
+ dict(
+ repo=repo_url, urlpath=f"{ui_pre}/{repo}/{path_rel_repo}", branch=branch
+ ),
+ safe="/",
)
+ url = f"{jupyterhub_url}/hub/user-redirect/git-pull?{url_params}"
launch_buttons_list.append(
{
"type": "link",
diff --git a/tests/test_build/build__header-article.html b/tests/test_build/build__header-article.html
index 153bf568..74bc3326 100644
--- a/tests/test_build/build__header-article.html
+++ b/tests/test_build/build__header-article.html
@@ -27,7 +27,7 @@
-
-
- 
diff --git a/tests/test_build/test_header_launchbtns.html b/tests/test_build/test_header_launchbtns.html
index d6e8d12d..6ab4a501 100644
--- a/tests/test_build/test_header_launchbtns.html
+++ b/tests/test_build/test_header_launchbtns.html
@@ -16,7 +16,7 @@