diff --git a/src/frostfs_testlib/load/load_config.py b/src/frostfs_testlib/load/load_config.py
index ec5d3fd..3a7e0b4 100644
--- a/src/frostfs_testlib/load/load_config.py
+++ b/src/frostfs_testlib/load/load_config.py
@@ -178,6 +178,10 @@ class LoadParams:
     min_iteration_duration: Optional[str] = metadata_field(
         all_load_scenarios, None, "K6_MIN_ITERATION_DURATION", False
     )
+    # Prepare/cut objects locally on client before sending
+    prepare_locally: Optional[bool] = metadata_field(
+        [LoadScenario.gRPC, LoadScenario.gRPC_CAR], None, "PREPARE_LOCALLY", False
+    )
     # Specifies K6 setupTimeout time. Currently hardcoded in xk6 as 5 seconds for all scenarios
     # https://k6.io/docs/using-k6/k6-options/reference/#setup-timeout
     setup_timeout: Optional[str] = metadata_field(all_scenarios, None, "K6_SETUP_TIMEOUT", False)