diff --git a/aws_lambda_powertools/metrics/provider/cloudwatch_emf/cloudwatch.py b/aws_lambda_powertools/metrics/provider/cloudwatch_emf/cloudwatch.py
index f84e1b0ff42..516bdeb6aff 100644
--- a/aws_lambda_powertools/metrics/provider/cloudwatch_emf/cloudwatch.py
+++ b/aws_lambda_powertools/metrics/provider/cloudwatch_emf/cloudwatch.py
@@ -390,7 +390,7 @@ def flush_metrics(self, raise_on_empty_metrics: bool = False) -> None:
         raise_on_empty_metrics : bool, optional
             raise exception if no metrics are emitted, by default False
         """
-        if not raise_on_empty_metrics and not self.metric_set:
+        if not raise_on_empty_metrics:
             warnings.warn(
                 "No application metrics to publish. The cold-start metric may be published if enabled. "
                 "If application metrics should never be empty, consider using 'raise_on_empty_metrics'",