diff --git a/src/jira_hub/queue.py b/src/jira_hub/queue.py
index 10e7b08..b392f84 100644
--- a/src/jira_hub/queue.py
+++ b/src/jira_hub/queue.py
@@ -149,6 +149,8 @@ def _redeliver(conn, now) -> dict | None:
             return cmd
         conn.execute("UPDATE command SET status = 'failed', finished_at = ?, error = ? WHERE id = ?",
                      (now, f"агент не отчитался после {MAX_DELIVERIES} выдач", cmd["id"]))
+        if cmd["type"] == "refresh":                           # загрузка закончилась ничем — журнал синхронизаций закрыт (M-4 #12)
+            conn.execute("UPDATE sync_run SET finished_at = ? WHERE command_id = ?", (now, cmd["id"]))
         conn.execute("UPDATE agent_status SET current_command_id = NULL WHERE id = 1 AND current_command_id = ?", (cmd["id"],))
         log.warning("команда %s: агент не отчитался после %s выдач — failed", cmd["id"], MAX_DELIVERIES)
 
@@ -165,6 +167,10 @@ def claim(conn, agent_version=None, settings_version=None, last_jira_call_at=Non
             pause = int(settings.pacing(conn).get(cmd["type"], 0))
             conn.execute("UPDATE command SET claimed_at = ?, pause_seconds = ?, deliveries = deliveries + 1 WHERE id = ?",
                          (now, pause, cmd["id"]))
+            if cmd["type"] == "refresh":
+                # повторное выполнение загрузит то же заново: счётчики с нуля; started_at — граница пометки соседей,
+                # не сдвигается (M-5 #12)
+                conn.execute("UPDATE sync_run SET issues_count = 0, links_count = 0 WHERE command_id = ?", (cmd["id"],))
             conn.execute("UPDATE agent_status SET current_command_id = ? WHERE id = 1", (cmd["id"],))
             log.info("команда %s выдана снова (выдача %s)", cmd["id"], cmd["deliveries"] + 1)
         else:
diff --git a/tests/test_queue.py b/tests/test_queue.py
index ec9d5e4..1ddd01e 100644
--- a/tests/test_queue.py
+++ b/tests/test_queue.py
@@ -264,7 +264,7 @@ def _two_batches_with_dependent(conn):
     return a, b, first
 
 
-def test_fresh_definer_still_blocks_queue():
+def test_redelivered_definer_blocks_dependents():
     conn = fresh()
     a, b, first = _two_batches_with_dependent(conn)
     assert queue.claim(conn)["id"] == first["id"]                 # довыдача определителя, зависимые ждут
@@ -433,3 +433,26 @@ def test_empty_full_refresh_keeps_neighbors():
     r = queue.claim(conn)
     queue.report_result(conn, r["id"], "done")                       # загрузок состояния не было: 0 задач
     assert conn.execute("SELECT neighbor FROM issue WHERE key = 'A-1'").fetchone()["neighbor"] == 0
+
+
+def test_redelivered_refresh_resets_counts():
+    conn = fresh()
+    queue.create_batch(conn, "обновить", "claude", [{"type": "refresh", "params": {"keys": ["A-1"]}}])
+    r = queue.claim(conn)
+    queue.record_state(conn, r["id"], 150, 40)
+    started = conn.execute("SELECT started_at FROM sync_run WHERE command_id = ?", (r["id"],)).fetchone()["started_at"]
+    assert queue.claim(conn)["id"] == r["id"]                       # отчёт потерян — довыдача
+    queue.record_state(conn, r["id"], 150, 40)
+    run = conn.execute("SELECT * FROM sync_run WHERE command_id = ?", (r["id"],)).fetchone()
+    assert (run["issues_count"], run["links_count"]) == (150, 40)
+    assert run["started_at"] == started
+
+
+def test_refresh_failed_by_limit_finishes_sync_run():
+    conn = fresh()
+    queue.create_batch(conn, "обновить", "claude", [{"type": "refresh", "params": {"keys": ["A-1"]}}])
+    r = queue.claim(conn)
+    for _ in range(queue.MAX_DELIVERIES):
+        queue.claim(conn)
+    assert queue.get_command(conn, r["id"])["status"] == "failed"
+    assert conn.execute("SELECT finished_at FROM sync_run WHERE command_id = ?", (r["id"],)).fetchone()["finished_at"]