diff --git a/aiida_hyperqueue/scheduler.py b/aiida_hyperqueue/scheduler.py
index 7ac08b4..b2741e5 100644
--- a/aiida_hyperqueue/scheduler.py
+++ b/aiida_hyperqueue/scheduler.py
@@ -228,7 +228,7 @@ def _parse_joblist_output(self, retval: int, stdout: str, stderr: str) -> list:
         job_info_list = []
         for hq_job_dict in hq_job_info_list:
             job_info = JobInfo()
-            job_info.job_id = hq_job_dict["id"]
+            job_info.job_id = str(hq_job_dict["id"])    # must be str, if it is a int job will not waiting
             job_info.title = hq_job_dict["name"]
             stats: t.List[str] = [
                 stat for stat, v in hq_job_dict["task_stats"].items() if v > 0