diff --git a/Evals/marginbench/pyproject.toml b/Evals/marginbench/pyproject.toml
index 5ea0f57..e1e9947 100644
--- a/Evals/marginbench/pyproject.toml
+++ b/Evals/marginbench/pyproject.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 description = "Execution-scored human-agent-agent collaboration over Markdown workspaces."
 readme = "README.md"
 requires-python = ">=3.11"
-dependencies = ["httpx>=0.27,<1", "jsonschema>=4.23,<5", "verifiers==0.3.0"]
+dependencies = ["httpx>=0.27,<1", "jsonschema>=4.23,<5", "verifiers==0.3.1"]
 
 [build-system]
 requires = ["hatchling"]