diff --git a/src/python/jw/pkg/lib/ExecContext.py b/src/python/jw/pkg/lib/ExecContext.py
index 35685cc7..adef74bc 100644
--- a/src/python/jw/pkg/lib/ExecContext.py
+++ b/src/python/jw/pkg/lib/ExecContext.py
@@ -553,7 +553,7 @@ class ExecContext(Base):
                 for cmd in cmds:
                     log(DEBUG, f'{self.log_name}: Running {pretty_cmd(cmd.cmd, wd)}')
                     ret = await __run(cmd.cmd, cmd_input = cmd.cmd_input)
-                    tmp_file = None  # Has been successfully moved at this point
+                tmp_file = None  # All commands, including the final mv, succeeded
                 return ret
             finally:
                 if tmp_file is not None: