diff --git a/docs/conf.py b/docs/conf.py
index 6fc3527a..b9e924be 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -38,7 +38,6 @@
 
 
 html_theme = "sphinx_rtd_theme"
-html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
 
 
 # -- General configuration ------------------------------------------------
diff --git a/docs/requirements.txt b/docs/requirements.txt
index ea20c457..2b13b11f 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,7 +1,7 @@
 # File: docs/requirements.txt
 
-sphinx>=7.0.0
-sphinx_rtd_theme>=1.0.0
+sphinx>=8.0.0
+sphinx_rtd_theme>=3.0.0
 readthedocs-sphinx-search>=0.3.2
 jinja2>=3.0.0
 mock
diff --git a/docs/whats_new.rst b/docs/whats_new.rst
index 55879efa..d8c116b3 100644
--- a/docs/whats_new.rst
+++ b/docs/whats_new.rst
@@ -29,6 +29,7 @@ Internal Changes
   - Ensure proper shape of inputs when loading external data.
 
 - Avoid :py:class:`DeprecationWarning` raised in `invert_matrix`` test.
+- Remove `get_html_theme_path` from docs conf.
 
 v3.14.1 (2024/07/18)
 --------------------