diff --git a/telemetry_tempest_plugin/scenario/test_telemetry_integration_prometheus.py b/telemetry_tempest_plugin/scenario/test_telemetry_integration_prometheus.py
index 6f9e3f6..1def0f6 100644
--- a/telemetry_tempest_plugin/scenario/test_telemetry_integration_prometheus.py
+++ b/telemetry_tempest_plugin/scenario/test_telemetry_integration_prometheus.py
@@ -166,7 +166,6 @@
             "NEUTRON_NETWORK": self.stack_network_id,
             "STACK_NAME": self.stack_name,
             "RESOURCE_PREFIX": resource_prefix,
-            "PROMETHEUS_RATE_DURATION": str(prometheus_rate_duration),
             "LOAD_LENGTH": str(prometheus_rate_duration * 2),
             "QUERY": query,
         })