diff --git a/.openclaw-sync/source.json b/.openclaw-sync/source.json
index cf4ca68b1..fa87c054d 100644
--- a/.openclaw-sync/source.json
+++ b/.openclaw-sync/source.json
@@ -1,5 +1,5 @@
 {
   "repository": "openclaw/openclaw",
-  "sha": "719f06510cd8d281fb66db22fb66b85a6160046e",
-  "syncedAt": "2026-04-09T02:57:19.938Z"
+  "sha": "7f714609f76443f1db05b238659297c89aef9ffb",
+  "syncedAt": "2026-04-09T11:46:48.286Z"
 }
diff --git a/docs/automation/tasks.md b/docs/automation/tasks.md
index c687f073d..8b01365c5 100644
--- a/docs/automation/tasks.md
+++ b/docs/automation/tasks.md
@@ -180,7 +180,7 @@ The lookup token accepts a task ID, run ID, or session key. Shows the full recor
 openclaw tasks cancel <lookup>
 ```
 
-For ACP and subagent tasks, this kills the child session. Status transitions to `cancelled` and a delivery notification is sent.
+For ACP and subagent tasks, this kills the child session. For CLI-tracked tasks, cancellation is recorded in the task registry (there is no separate child runtime handle). Status transitions to `cancelled` and a delivery notification is sent when applicable.
 
 ### `tasks notify`