diff --git a/aws_streams/streams_single_region.yaml b/aws_streams/streams_single_region.yaml
index eed0f60..dc34198 100644
--- a/aws_streams/streams_single_region.yaml
+++ b/aws_streams/streams_single_region.yaml
@@ -190,7 +190,7 @@ Resources:
       Name: "datadog-metrics-stream"
       FirehoseArn: !GetAtt DatadogMetricKinesisFirehose.Arn
       RoleArn: !Ref StreamRoleArn
-      OutputFormat: "opentelemetry0.7"
+      OutputFormat: "opentelemetry1.0"
       IncludeLinkedAccountsMetrics: !Ref IncludeLinkedAccounts
       IncludeFilters: !If
         - IsInclude