diff --git a/requirements.txt b/requirements.txt
index 0f152083172d..e5e46e270105 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 Sphinx==7.2.6
 ablog==0.11.6
-pydata-sphinx-theme==0.9.0
+pydata-sphinx-theme==0.15.2
 myst-parser==2.0.0 
 sphinx_design==0.5.0
 sphinx_copybutton==0.5.2  
diff --git a/source/conf.py b/source/conf.py
index 87c53937b2c2..1c7a720817f0 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -141,7 +141,7 @@
     "show_prev_next": False,
     "show_nav_level": 1,
     "show_toc_level": 0,
-    "footer_items": ["copyright"],
+    "footer_start": ["copyright"],
     "navbar_align": "right",
     "navbar_start": ["navbar-logo","theme-switcher.html","version-switcher"],
     "switcher": {