diff --git a/app/modules/task_base.py b/app/modules/task_base.py
index 7e5e12fe..c5af50d1 100644
--- a/app/modules/task_base.py
+++ b/app/modules/task_base.py
@@ -113,8 +113,11 @@ class ModuleTask(Task):
             extra={
                 "task_name": self.name,
                 "task_id": task_id,
-                "args": args,
-                "kwargs": kwargs,
+                # NOT "args"/"kwargs" — both clash with reserved LogRecord
+                # attribute names and cause logging.makeRecord to raise
+                # KeyError, which then masks the real task failure.
+                "task_args": args,
+                "task_kwargs": kwargs,
                 "exception": str(exc),
                 "traceback": str(einfo),
             },