diff --git a/src/context/tests/Objects.py b/src/context/tests/Objects.py
index 8634c1f309e0c060654a168a1ad400f1d4722a32..6b52ef4c0f3583de628706ba79efffb9d5709820 100644
--- a/src/context/tests/Objects.py
+++ b/src/context/tests/Objects.py
@@ -17,7 +17,7 @@ from common.Constants import DEFAULT_CONTEXT_NAME, DEFAULT_TOPOLOGY_NAME
 from common.proto.kpi_sample_types_pb2 import KpiSampleType
 from common.tools.object_factory.ConfigRule import json_config_rule_set
 from common.tools.object_factory.Connection import json_connection, json_connection_id
-from common.tools.object_factory.Constraint import json_constraint_custom
+from common.tools.object_factory.Constraint import json_constraint_custom, json_constraint_sla_latency
 from common.tools.object_factory.Context import json_context, json_context_id
 from common.tools.object_factory.Device import json_device_id, json_device_packetrouter_disabled
 from common.tools.object_factory.EndPoint import json_endpoint, json_endpoint_id
@@ -95,7 +95,7 @@ def compose_service(
         for device_id, endpoint_name in endpoint_ids
     ]
     constraints = [
-        json_constraint_custom('latency[ms]', str(latency_ms)),
+        json_constraint_sla_latency(latency_ms),
         json_constraint_custom('jitter[us]',  str(jitter_us)),
     ]
     config_rules = [
@@ -128,7 +128,7 @@ def compose_slice(
         for device_id, endpoint_name in endpoint_ids
     ]
     constraints = [
-        json_constraint_custom('latency[ms]', str(latency_ms)),
+        json_constraint_sla_latency(latency_ms),
         json_constraint_custom('jitter[us]',  str(jitter_us)),
     ]
     config_rules = [