diff --git a/src/scripts/backupupload.js b/src/scripts/backupupload.js
index e154edc96..b0b9b8a01 100755
--- a/src/scripts/backupupload.js
+++ b/src/scripts/backupupload.js
@@ -60,7 +60,7 @@ function dumpMemoryInfo() {
         const i = Math.floor(Math.log(bytes) / Math.log(1024)),
             sizes = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
 
-        return (bytes / Math.pow(1024, i)).toFixed(2) * 1 + ' ' + sizes[i];
+        return (bytes / Math.pow(1024, i)).toFixed(2) * 1 + '' + sizes[i];
     }
 
     debug(`process: rss: ${h(mu.rss)} heapUsed: ${h(mu.heapUsed)} heapTotal: ${h(mu.heapTotal)} external: ${h(mu.external)}`);