diff --git a/clearml_serving/serving/model_request_processor.py b/clearml_serving/serving/model_request_processor.py
index 45deb29..49de499 100644
--- a/clearml_serving/serving/model_request_processor.py
+++ b/clearml_serving/serving/model_request_processor.py
@@ -388,8 +388,6 @@ class ModelRequestProcessor(object):
             return False
         self._endpoints.pop(endpoint_url, None)
         self._remove_registered_input_model(endpoint_url)
-        self._engine_processor_lookup.pop(endpoint_url, None)
-        gc.collect()
         return True
 
     def add_canary_endpoint(