diff --git a/pyproject.toml b/pyproject.toml
index 40a5ec2..b498de9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,6 +19,7 @@ classifiers = [
 dependencies = [
     "lark>=1.1.5",
     "rich>=12.6.0"
+    "pytest=>7.2.1"
 ]
 
 [project.urls]