diff --git a/x-pack/elastic-agent/CHANGELOG.next.asciidoc b/x-pack/elastic-agent/CHANGELOG.next.asciidoc
index d01c8a1c7bf4..64d1a3b589b0 100644
--- a/x-pack/elastic-agent/CHANGELOG.next.asciidoc
+++ b/x-pack/elastic-agent/CHANGELOG.next.asciidoc
@@ -15,6 +15,7 @@
 - Copy Action store on upgrade {pull}21298[21298]
 - Include inputs in action store actions {pull}21298[21298]
 - Fix issue where inputs without processors defined would panic {pull}21628[21628]
+- Prevent reporting ecs version twice {pull}21616[21616]
 - Partial extracted beat result in failure to spawn beat {issue}21718[21718]
 - Use local temp instead of system one {pull}21883[21883]
 
diff --git a/x-pack/elastic-agent/pkg/core/monitoring/beats/beats_monitor.go b/x-pack/elastic-agent/pkg/core/monitoring/beats/beats_monitor.go
index 53b9f377fcdb..2b4617bc2bdc 100644
--- a/x-pack/elastic-agent/pkg/core/monitoring/beats/beats_monitor.go
+++ b/x-pack/elastic-agent/pkg/core/monitoring/beats/beats_monitor.go
@@ -113,7 +113,6 @@ func (b *Monitor) EnrichArgs(process, pipelineID string, args []string, isSideca
 		logFile = fmt.Sprintf("%s-json.log", logFile)
 		appendix = append(appendix,
 			"-E", "logging.json=true",
-			"-E", "logging.ecs=true",
 			"-E", "logging.files.path="+loggingPath,
 			"-E", "logging.files.name="+logFile,
 			"-E", "logging.files.keepfiles=7",