diff --git a/inference/core/workflows/core_steps/common/query_language/operations/detections/base.py b/inference/core/workflows/core_steps/common/query_language/operations/detections/base.py
index e80c10a03f..7521c2eff5 100644
--- a/inference/core/workflows/core_steps/common/query_language/operations/detections/base.py
+++ b/inference/core/workflows/core_steps/common/query_language/operations/detections/base.py
@@ -163,7 +163,7 @@ def select_first_detection(detections: sv.Detections) -> sv.Detections:
 
 def select_last_detection(detections: sv.Detections) -> sv.Detections:
     if len(detections) == 0:
-        return deepcopy(detections)
+        return detections.copy()
     return detections[-1]