diff --git a/pyproject.toml b/pyproject.toml
index 631d5826..f0b65346 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,12 +40,12 @@ pre-commit = "^2.20.0"
 jupyterlab = "^4.0.2"
 ipykernel = "^6.16.0"
 ipywidgets = "^8.0.3"
-graphviz = "^0.20.1"
 ruff = "^0.1.3"
 mkdocs = "^1.4.3"
 mkdocs-material = "^9.1.17"
 mkdocstrings-python = "^1.1.2"
 mkdocs-jupyter = "^0.24.1"
+graphviz = "^0.20.1"
 
 [tool.black]
 line-length = 88