diff --git a/www/manager6/dc/OptionView.js b/www/manager6/dc/OptionView.js
index 53a37184..6497648c 100644
--- a/www/manager6/dc/OptionView.js
+++ b/www/manager6/dc/OptionView.js
@@ -60,20 +60,10 @@ Ext.define('PVE.dc.OptionView', {
 	    return gettext("None");
 	}
 
-	let retval = "";
-	let first = true;
 	let parsed = PVE.Parser.parsePropertyString(value);
-
-	Ext.Object.each(parsed, (k, v) => {
-	    if (!first) {
-		retval += ", ";
-	    }
-	    // v is in KiB/s
-	    retval += k + ": " + Proxmox.Utils.format_size(v * 1024) + "/s";
-	    first = false;
-	});
-
-	return retval;
+	return Object.entries(parsed)
+	    .map(([k, v]) => k + ": " + Proxmox.Utils.format_size(v * 1024) + "/s")
+	    .join(',');
     },
 
     initComponent : function() {