diff --git a/pyproject.toml b/pyproject.toml
index 6bff9fb..723a74d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,9 @@ networkx = "^3.3"
 matplotlib = "^3.9.2"
 ipykernel = "^6.29.5"
 
+[tool.poetry.dev-dependencies]
+pytest = "^7.0"
+
 [tool.poetry.scripts]
 integuru = "integuru.__main__:cli"