diff --git a/src/ui/static/js/utils/settings.js b/src/ui/static/js/utils/settings.js
index 47713d4ed..4a5819c0e 100644
--- a/src/ui/static/js/utils/settings.js
+++ b/src/ui/static/js/utils/settings.js
@@ -1367,7 +1367,7 @@ class SettingsMultiple extends Settings {
             const [containerSuffix, containerIsNum, containerName] =
               this.getSuffixData(ctnrName);
             if (containerIsNum && containerSuffix > topNum)
-              topNum = containerIsNum;
+              topNum = +containerSuffix;
           });
           //the final number is num
           //num is total - 1 because of hidden SCHEMA container