diff --git a/metagpt/minecraft_team.py b/metagpt/minecraft_team.py
index 829db84e4..ed815edac 100644
--- a/metagpt/minecraft_team.py
+++ b/metagpt/minecraft_team.py
@@ -497,6 +497,9 @@ class MinecraftPlayer(SoftwareCompany):
                     "wait_ticks": 20,
                 }
             )
+            with open(f"{CKPT_DIR}/curriculum/round_id.json", "r") as f:
+    
+                round_id = json.load(f)["last_round_id"]
         else:
             # clear the inventory
             self.game_memory.mf_instance.reset(
@@ -520,7 +523,10 @@ class MinecraftPlayer(SoftwareCompany):
                 round_id += 1
                 # add new task into env and continue
                 # fixme: update self.task
-                self.start(task=self.task, round=round_id)
+                with open(f"{CKPT_DIR}/curriculum/round_id.json", "w") as f:
+                    json.dump({"last_round_id": round_id}, f)
+    
+                    self.start(task=self.task, round=round_id)
 
             logger.info(f"{n_round=}")
             self._check_balance()