diff --git a/pyproject.toml b/pyproject.toml
index c27e43b6..95eb5f9f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,6 @@ Documentation = "https://typeguard.readthedocs.io/en/latest/"
 [project.optional-dependencies]
 test = [
     "pytest",
-    "lark >= 1.1.5",
     'mypy >= 0.991; python_implementation != "PyPy"',
 ]
 doc = [