diff --git a/CHANGELOG-developer.asciidoc b/CHANGELOG-developer.asciidoc
index 0e99f83776e..34a1fed6c85 100644
--- a/CHANGELOG-developer.asciidoc
+++ b/CHANGELOG-developer.asciidoc
@@ -62,3 +62,4 @@ The list below covers the major changes between 6.3.0 and master only.
 - Add `mage.GenerateFieldsGo` for generating fields.go files. {pull}8615[8615]
 - Add `mage.KibanaDashboards` for collecting Kibana dashboards and generating index patterns. {pull}8615[8615]
 - Allow to disable config resolver using the `Settings.DisableConfigResolver` field when initializing libbeat. {pull}8769[8769]
+- Add `mage.WithPlatforms` to allow to specify dependent platforms when building a beat. {pull}8889[8889]
diff --git a/dev-tools/mage/crossbuild.go b/dev-tools/mage/crossbuild.go
index c75bb57ec57..8104d861a19 100644
--- a/dev-tools/mage/crossbuild.go
+++ b/dev-tools/mage/crossbuild.go
@@ -88,6 +88,16 @@ func ImageSelector(f ImageSelectorFunc) func(params *crossBuildParams) {
 	}
 }
 
+// WithPlatforms sets dependencies on others platforms.
+func WithPlatforms(expressions ...string) func(params *crossBuildParams) {
+	return func(params *crossBuildParams) {
+		for _, expr := range expressions {
+			list := NewPlatformList(expr)
+			params.Platforms = params.Platforms.Merge(list)
+		}
+	}
+}
+
 type crossBuildParams struct {
 	Platforms     BuildPlatformList
 	Target        string
diff --git a/dev-tools/mage/platforms.go b/dev-tools/mage/platforms.go
index c6039c55aba..4e72b7bb723 100644
--- a/dev-tools/mage/platforms.go
+++ b/dev-tools/mage/platforms.go
@@ -445,6 +445,12 @@ func (list BuildPlatformList) Filter(expr string) BuildPlatformList {
 	return out.deduplicate()
 }
 
+// Merge creates a new list with the two list merged.
+func (list BuildPlatformList) Merge(with BuildPlatformList) BuildPlatformList {
+	out := append(list, with...)
+	return out.deduplicate()
+}
+
 // deduplicate removes duplicate platforms and sorts the list.
 func (list BuildPlatformList) deduplicate() BuildPlatformList {
 	set := map[string]BuildPlatform{}
diff --git a/x-pack/functionbeat/magefile.go b/x-pack/functionbeat/magefile.go
index e6d2b416a5a..b135ea76ab6 100644
--- a/x-pack/functionbeat/magefile.go
+++ b/x-pack/functionbeat/magefile.go
@@ -39,7 +39,7 @@ func BuildGoDaemon() error {
 
 // CrossBuild cross-builds the beat for all target platforms.
 func CrossBuild() error {
-	return mage.CrossBuild()
+	return mage.CrossBuild(mage.WithPlatforms("linux/amd64"))
 }
 
 // CrossBuildGoDaemon cross-builds the go-daemon binary using Docker.