diff --git a/plugins/cleanupNumericValues.js b/plugins/cleanupNumericValues.js
index 357e887ea..5bb4a6d26 100644
--- a/plugins/cleanupNumericValues.js
+++ b/plugins/cleanupNumericValues.js
@@ -37,9 +37,10 @@ export const fn = (_root, params) => {
     element: {
       enter: (node) => {
         if (node.attributes.viewBox != null) {
-          const nums = node.attributes.viewBox.split(/\s,?\s*|,\s*/g);
+          const nums = node.attributes.viewBox.split(
+            /\b(?:\s+,?|\s*,)\s*(?=\S)/g,
+          );
           node.attributes.viewBox = nums
-            .filter((value) => value.length != 0)
             .map((value) => {
               const num = Number(value);
               return Number.isNaN(num)