diff --git a/instrumentation/opentelemetry-instrumentation-celery/src/opentelemetry/instrumentation/celery/__init__.py b/instrumentation/opentelemetry-instrumentation-celery/src/opentelemetry/instrumentation/celery/__init__.py
index 94cac68b70..30382b282a 100644
--- a/instrumentation/opentelemetry-instrumentation-celery/src/opentelemetry/instrumentation/celery/__init__.py
+++ b/instrumentation/opentelemetry-instrumentation-celery/src/opentelemetry/instrumentation/celery/__init__.py
@@ -113,10 +113,11 @@ def keys(self, carrier):
 
 
 class CeleryInstrumentor(BaseInstrumentor):
+    metrics = None
+    task_id_to_start_time = {}
+
     def __init__(self):
         super().__init__()
-        self.metrics = None
-        self.task_id_to_start_time = {}
 
     def instrumentation_dependencies(self) -> Collection[str]:
         return _instruments