diff --git a/dev-tools/mage/crossbuild.go b/dev-tools/mage/crossbuild.go
index 46e75234a7e..305a2588dd2 100644
--- a/dev-tools/mage/crossbuild.go
+++ b/dev-tools/mage/crossbuild.go
@@ -44,7 +44,7 @@ const defaultCrossBuildTarget = "golangCrossBuild"
 var Platforms = BuildPlatforms.Defaults()
 
 // SelectedPackageTypes is the list of package types
-var SelectedPackageTypes []PackageType = []PackageType{}
+var SelectedPackageTypes []PackageType
 
 func init() {
 	// Allow overriding via PLATFORMS.