--- a/buildfarm/maintenance/update_seta.py
+++ b/buildfarm/maintenance/update_seta.py
@@ -37,17 +37,17 @@ def wfetch(url, retries=5):
         log.warning("Retrying")
         time.sleep(60)
 
 def update_seta_data(branch, configs_path):
     # For offline work
     if os.environ.get('DISABLE_SETA'):
         return []
 
-    url = "http://alertmanager.allizom.org/data/setadetails/?date=" + today + "&buildbot=1&branch=" + branch + "&inactive=1"
+    url = "https://treeherder.mozilla.org/api/project/" + branch + "/seta/job-priorities/?build_system_type=buildbot&priority=5&format=json"
     data = wfetch(url)
     if data:
         temp_file = configs_path + branch + "-seta.json.new"
         existing_file = configs_path + branch + "-seta.json"
 
         # need to create temp file
         with open(temp_file, 'wt') as f:
             json.dump(data, f, indent=4)