diff --git a/app/cross_compare_worker.py b/app/cross_compare_worker.py
index bf6dc65..c0d5fa0 100644
--- a/app/cross_compare_worker.py
+++ b/app/cross_compare_worker.py
@@ -234,6 +234,7 @@ def query_cross_survey_job_list(params):
     job_state = check_param(params, 'job_state')
     if not job_state:
         job_state = -1
+    job_state = int(job_state)
     start_index = (int(page) - 1) * int(page_size)
     end_index = start_index + int(page_size)
     job_list = db_tmnet.query_survey_job_info_by_area_id(area_id)