diff --git a/x-pack/elastic-agent/CHANGELOG.asciidoc b/x-pack/elastic-agent/CHANGELOG.asciidoc
index d1e1d775830..039e335a7db 100644
--- a/x-pack/elastic-agent/CHANGELOG.asciidoc
+++ b/x-pack/elastic-agent/CHANGELOG.asciidoc
@@ -39,6 +39,7 @@
 - Avoid Chown on windows {pull}18512[18512]
 - Clean action store after enrolling to new configuration {pull}18656[18656]
 - Avoid watching monitor logs {pull}18723[18723]
+- Correctly report platform and family. {issue}18665[18665]
 
 ==== New features
 
diff --git a/x-pack/elastic-agent/pkg/agent/application/info/agent_metadata.go b/x-pack/elastic-agent/pkg/agent/application/info/agent_metadata.go
index 424053276b0..c98f9b8e015 100644
--- a/x-pack/elastic-agent/pkg/agent/application/info/agent_metadata.go
+++ b/x-pack/elastic-agent/pkg/agent/application/info/agent_metadata.go
@@ -141,9 +141,9 @@ func (i *AgentInfo) ECSMetadata() (*ECSMeta, error) {
 
 		// Operating system
 		OS: &SystemECSMeta{
-			Family:   runtime.GOOS,
+			Family:   info.OS.Family,
 			Kernel:   info.KernelVersion,
-			Platform: info.OS.Family,
+			Platform: info.OS.Platform,
 			Version:  info.OS.Version,
 			Name:     info.OS.Name,
 			FullName: getFullOSName(info),