diff --git a/docs/requirements.txt b/docs/requirements.txt
index ffe39c4d..336a1b48 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -6,7 +6,7 @@
 #Jinja2 == 3.1.6
 
 sphinx==7.2.6
-sphinx_rtd_theme==1.3.0
+sphinx_rtd_theme==3.1.0
 readthedocs-sphinx-search==0.3.2
 imagecodecs == 2023.9.18
 Jinja2 == 3.1.6