diff --git a/pyproject.toml b/pyproject.toml
index d2f81d6..9ef4b2a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,6 +17,7 @@ pandas = "^2.2.3"
 pytest-cov = "^6.1.1"
 invoke = "^2.2.0"
 typer = "^0.12.3"
+tomli = "^2.2.1"
 
 [tool.poetry.group.dev.dependencies]
 pytest = "^8.3.5"
@@ -24,7 +25,7 @@ python-semantic-release = "^9.21.0"
 mypy = "^1.15.0"
 invoke = "^2.2.0"
 hypothesis = "^6.98"
-
+tomli = "^2.2.1"
 
 [tool.poetry.group.docs.dependencies]
 myst-parser = "<4.0.0"