diff --git a/pyproject.toml b/pyproject.toml
old mode 100755
new mode 100644
index adf49c2..143c5a5
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -89,7 +89,7 @@ dev = [
     "pytest>=8.3.1",
     # <0.16: ruff 0.16 flags ~111 pre-existing errors repo-wide (same drift that
     # broke ssm-simulators CI, pinned identically there); migrate deliberately.
-    "ruff>=0.15.1,<0.16",
+    "ruff>=0.15.1,<0.17",
     "types-PyYAML",
     "mlflow>=3.14.0",
     "jaxonnxruntime>=0.3",