diff --git a/docs/requirements.txt b/docs/requirements.txt
index 9560b4d..35a2c07 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -3,7 +3,7 @@ sphinx-rtd-theme==3.0.2
 myst-parser==4.0.1
 sphinx-copybutton==0.5.2
 sphinx-design==0.6.1
-sphinxcontrib-mermaid==1.0.0
+sphinxcontrib-mermaid==2.1.1
 sphinx-argparse==0.5.2
 linkify-it-py==2.0.3
 docutils==0.21.2