diff --git a/contract-tests/tests/test/amazon/base/contract_test_base.py b/contract-tests/tests/test/amazon/base/contract_test_base.py
index fcbcec8a7..c4f66d5b5 100644
--- a/contract-tests/tests/test/amazon/base/contract_test_base.py
+++ b/contract-tests/tests/test/amazon/base/contract_test_base.py
@@ -89,6 +89,7 @@ def setUp(self) -> None:
             .with_exposed_ports(self.get_application_port())
             .with_env("OTEL_METRIC_EXPORT_INTERVAL", "50")
             .with_env("OTEL_AWS_APPLICATION_SIGNALS_ENABLED", "true")
+            .with_env("OTEL_AWS_APPLICATION_SIGNALS_RUNTIME_ENABLED", "false")
             .with_env("OTEL_METRICS_EXPORTER", "none")
             .with_env("OTEL_EXPORTER_OTLP_PROTOCOL", "grpc")
             .with_env("OTEL_BSP_SCHEDULE_DELAY", "1")