diff --git a/pyproject.toml b/pyproject.toml
index c6b6ca9..6a0d0d2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,6 +19,10 @@ dependencies = [
     "tavily-python>=0.4.0",
 ]
 
+[dependency-groups]
+dev = [
+    "pytest>=8.3.4",
+]
 
 [project.optional-dependencies]
 dev = ["mypy>=1.11.1", "ruff>=0.6.1"]