diff --git a/services/job_registry.py b/services/job_registry.py
index 68e6a3461..f2e14e98c 100644
--- a/services/job_registry.py
+++ b/services/job_registry.py
@@ -63,10 +63,15 @@ def __new__(cls) -> "JobRegistry":
                     # כדי למנוע race condition שבו thread אחר רואה instance
                     # אבל _jobs עדיין לא קיים
                     new_instance = super().__new__(cls)
-                    new_instance._jobs: Dict[str, JobDefinition] = {}
+                    new_instance._jobs = {}  # type annotation in __init__
                     cls._instance = new_instance
         return cls._instance
 
+    def __init__(self) -> None:
+        """Initialize the instance (only once)"""
+        if not hasattr(self, '_jobs'):
+            self._jobs: Dict[str, JobDefinition] = {}
+
     def register(self, job: JobDefinition) -> None:
         """רישום Job חדש"""
         self._jobs[job.job_id] = job