diff --git a/docs/requirements.txt b/docs/requirements.txt
index ec5543b..023a744 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -4,5 +4,5 @@ colour>=0.1.5,<0.2
 jsonschema
 pandas<3
 xlrd>=1.0.0,<1.3.0 ; python_version<='3.6'
-sphinx==7.2.6
+sphinx==7.3.7
 sphinx-copybutton