diff --git a/eclass/user.eclass b/eclass/user.eclass
index 8935c338e1bb1..a24920af13f1a 100644
--- a/eclass/user.eclass
+++ b/eclass/user.eclass
@@ -209,7 +209,7 @@ enewuser() {
 		;;
 
 	*)
-		useradd -N -r "${opts[@]}" "${euser}" || die
+		useradd -M -N -r "${opts[@]}" "${euser}" || die
 		;;
 	esac