diff --git a/pyproject.toml b/pyproject.toml
index 44e0ef1..da92ba9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -62,7 +62,7 @@ dev = [
     # It is pinned to the exact version of the check-jsonschema pre-commit hook
     # in .pre-commit-config.yaml so the regression tests exercise the same
     # bundled vendor schemas as the default hooks, so bump them together.
-    "check-jsonschema==0.37.3",
+    "check-jsonschema==0.37.4",
 ]
 
 [tool.setuptools]