diff --git a/cwltool/task_queue.py b/cwltool/task_queue.py
index eed705269..59b1609e9 100644
--- a/cwltool/task_queue.py
+++ b/cwltool/task_queue.py
@@ -55,8 +55,8 @@ def _task_queue_func(self) -> None:
                 return
             try:
                 task()
-            except BaseException as e:
-                _logger.exception("Unhandled exception running task")
+            except BaseException as e:  # noqa: B036
+                _logger.exception("Unhandled exception running task", exc_info=e)
                 self.error = e
             finally:
                 with self.lock:
diff --git a/tests/test_js_sandbox.py b/tests/test_js_sandbox.py
index e3d1d102f..f4839e8a0 100644
--- a/tests/test_js_sandbox.py
+++ b/tests/test_js_sandbox.py
@@ -65,7 +65,7 @@ def hide_nodejs(temp_dir: Path) -> str:
                     os.symlink(os.path.join(dirname, entry), new_dir / entry)
             paths.append(str(new_dir))
             dirname_path = Path(dirname)
-            for path in paths:
+            for path in list(paths):
                 if Path(path).resolve() == dirname_path:
                     paths.remove(path)
     return ":".join(paths)