diff --git a/mesh_missions/service.py b/mesh_missions/service.py
index 0bfb1ab..7895069 100644
--- a/mesh_missions/service.py
+++ b/mesh_missions/service.py
@@ -277,13 +277,21 @@ def refresh_mission_runtime(self, mission: dict) -> dict:
                 cooperative_tasks.append(self.mesh.get_cooperative_task(task_id))
             except Exception as exc:
                 cooperative_tasks.append({"id": task_id, "state": "failed", "error": str(exc), "children": []})
+        resolved_cooperative_jobs: dict[str, dict] = {}
         for task in cooperative_tasks:
             for child in list(task.get("children") or []):
-                job_id = str(child.get("job_id") or ((child.get("job") or {}).get("id")) or "").strip()
+                job = dict(child.get("job") or {})
+                job_id = str(child.get("job_id") or job.get("id") or "").strip()
                 if job_id and job_id not in child_job_ids:
                     child_job_ids.append(job_id)
+                if job_id and job:
+                    job.setdefault("id", job_id)
+                    resolved_cooperative_jobs[job_id] = job
         child_jobs: list[dict] = []
         for job_id in child_job_ids:
+            if job_id in resolved_cooperative_jobs:
+                child_jobs.append(resolved_cooperative_jobs[job_id])
+                continue
             try:
                 child_jobs.append(self.mesh.get_job(job_id))
             except Exception as exc:
diff --git a/tests/test_sovereign_mesh.py b/tests/test_sovereign_mesh.py
index 45b262e..aa0c11b 100644
--- a/tests/test_sovereign_mesh.py
+++ b/tests/test_sovereign_mesh.py
@@ -7537,6 +7537,16 @@ def test_mission_wraps_cooperative_task_launch(self):
         )
         self.assertEqual(len(mission["lineage"]["cooperative_tasks"]), 1)
 
+        self.assertEqual(alpha.mesh.run_worker_once("alpha-worker")["status"], "completed")
+        self.assertEqual(beta.mesh.run_worker_once("beta-worker")["status"], "completed")
+        refreshed = alpha.mesh.get_mission(mission["id"])
+        self.assertEqual(refreshed["status"], "completed")
+        self.assertEqual(refreshed["summary"]["child_status_counts"], {"completed": 2})
+        self.assertEqual(
+            {job["target"] for job in refreshed["child_jobs"]},
+            {"alpha-node", "beta-node"},
+        )
+
     def test_cooperative_task_endpoints_are_exposed_over_http(self):
         alpha = self.make_stack("alpha")
         beta = self.make_stack("beta")