diff --git a/pyproject.toml b/pyproject.toml
index 212758f..9a75cf9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ ezdxf = "^1.1.4"
 
 [tool.poetry.group.dev.dependencies]
 commitizen = "^3.13.0"
+pytest = "^7.4.4"
 
 [build-system]
 requires = ["poetry-core"]