diff --git a/gateway/session_kanban.py b/gateway/session_kanban.py
index d59ed2eecf..19ec95340d 100644
--- a/gateway/session_kanban.py
+++ b/gateway/session_kanban.py
@@ -348,19 +348,26 @@ def worker_exit_code(path, params):
     return worker_result(path, params).get('exit_code', 1)
 
 
+# Who wrote a card attempt's prompts: the dispatcher, never the operator, so memory providers do not
+# file "work kanban task t_..." and the worker's progress notes as the human's own turns (#137406).
+# Not a ``bot:<profile>`` id: a Bot Mode profile named ``kanban`` would share its memory key.
+KANBAN_TURN_AUTHOR = {'id': 'kanban:dispatcher', 'name': 'Kanban dispatcher', 'is_bot': True}
+
+
 def _run_task_turns(agent, frame, history, context):
     from agent.skill_commands import build_preloaded_skills_prompt
     skills, loaded, missing = build_preloaded_skills_prompt(context['skills'], task_id=agent.session_id)
     if missing and not loaded:
         raise ValueError('kanban_skills_unavailable')
     prompt = '\n\n'.join(p for p in (skills, context['context'], frame['text']) if p)
-    result = agent.run_conversation(prompt, conversation_history=history)
+    result = agent.run_conversation(prompt, conversation_history=history, turn_author=KANBAN_TURN_AUTHOR)
 
     def recover(nudge):
         nonlocal result
         prior = result.get('messages') if isinstance(result, dict) else None
         result = agent.run_conversation(nudge, conversation_history=prior or
-                                        agent._session_db.get_messages_as_conversation(agent.session_id))
+                                        agent._session_db.get_messages_as_conversation(agent.session_id),
+                                        turn_author=KANBAN_TURN_AUTHOR)
     # Same in-place retry as the one-shot CLI worker (agent/kanban_turn_recovery.py), but the
     # carrier is this frame's bound claim, never the owner process's environment.
     from agent.kanban_turn_recovery import recover_failed_kanban_turns
@@ -382,7 +389,8 @@ def _run_task_turns(agent, frame, history, context):
             kb.block_task(conn, context['task_id'], reason=reason, expected_run_id=context['run_id'])
     def turn(prompt):
         nonlocal result
-        result = agent.run_conversation(prompt, conversation_history=agent._session_db.get_messages_as_conversation(agent.session_id))
+        result = agent.run_conversation(prompt, conversation_history=agent._session_db.get_messages_as_conversation(agent.session_id),
+                                        turn_author=KANBAN_TURN_AUTHOR)
         return result.get('final_response', '')
     run_kanban_goal_loop(task_id=context['task_id'], goal_text=context['goal_text'], run_turn=turn,
         task_status_fn=status, block_fn=block, max_turns=context['goal_max_turns'] or DEFAULT_MAX_TURNS,
diff --git a/tests/agent/test_kanban_turn_recovery.py b/tests/agent/test_kanban_turn_recovery.py
index 87cc003321..c38b8e2edc 100644
--- a/tests/agent/test_kanban_turn_recovery.py
+++ b/tests/agent/test_kanban_turn_recovery.py
@@ -493,7 +493,7 @@ def owner_worker(tmp_path, clear_kanban_env, monkeypatch):
             def get_messages_as_conversation(self, _sid):
                 return [{"role": "user", "content": "from-store"}]
 
-            def run_conversation(self, message, conversation_history=None):
+            def run_conversation(self, message, conversation_history=None, **_kwargs):
                 entered.append(message)
                 result = script() if callable(script) else script[seen["n"]]
                 seen["n"] += 1
diff --git a/tests/gateway/test_session_kanban_turn_recovery.py b/tests/gateway/test_session_kanban_turn_recovery.py
index 43a81de2f2..b3bba4c28b 100644
--- a/tests/gateway/test_session_kanban_turn_recovery.py
+++ b/tests/gateway/test_session_kanban_turn_recovery.py
@@ -15,14 +15,15 @@ class _Agent:
     session_id = "s1"
 
     def __init__(self, results):
-        self.results, self.calls = list(results), []
+        self.results, self.calls, self.authors = list(results), [], []
         self._session_db = self
 
     def get_messages_as_conversation(self, _sid):
         return [{"role": "user", "content": "from-store"}]
 
-    def run_conversation(self, message, conversation_history=None):
+    def run_conversation(self, message, conversation_history=None, turn_author=None):
         self.calls.append((message, conversation_history))
+        self.authors.append(turn_author)
         return self.results.pop(0)
 
 
@@ -63,6 +64,8 @@ def test_failed_turn_retries_in_place_from_frame_carrier(tmp_path, monkeypatch):
     assert context["task_id"] in nudge and "t_foreign" not in nudge
     assert history == FAILED["messages"]  # same session context, not a cold restart
     assert session_kanban.worker_exit_code(path, context) == 0
+    # Both the first turn and the in-place retry are the dispatcher's, never the operator's (#137406).
+    assert agent.authors == [{"id": "kanban:dispatcher", "name": "Kanban dispatcher", "is_bot": True}] * 2
 
 
 def test_unprovable_claim_denies_retry_and_goal_continuation(tmp_path, monkeypatch):