diff --git a/api/onnx_web/worker/pool.py b/api/onnx_web/worker/pool.py
index bbcdb726..d50fede4 100644
--- a/api/onnx_web/worker/pool.py
+++ b/api/onnx_web/worker/pool.py
@@ -58,9 +58,10 @@ class DevicePoolExecutor:
         self.threads = {}
         self.workers = {}
 
-        self.running_jobs = {}
         self.cancelled_jobs = []
         self.finished_jobs = []
+        self.pending_jobs = []
+        self.running_jobs = {}
         self.total_jobs = {}
 
         self.logs = Queue(self.max_pending_per_worker)