diff --git a/pyproject.toml b/pyproject.toml
index 28779e43..badda539 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -76,7 +76,7 @@ dev = [
     "GitPython==3.1.51",
     "myst-parser==5.1.0",
     "docutils==0.21.2",
-    "sphinxcontrib-mermaid==2.0.3   ",
+    "sphinxcontrib-mermaid==2.1.0   ",
 
     # Pytest
     "pytest==9.1.1",