diff --git a/package.json b/package.json
index dca12cca5..d870c4b51 100644
--- a/package.json
+++ b/package.json
@@ -104,6 +104,7 @@
     "drag-drop": "2.13.2",
     "es6-promise": "3.2.1",
     "get-form-data": "^1.2.5",
+    "lodash.isfinite": "^3.3.2",
     "lodash.throttle": "4.1.1",
     "mime-match": "^1.0.2",
     "namespace-emitter": "^2.0.0",
diff --git a/src/plugins/Dashboard/FileItem.js b/src/plugins/Dashboard/FileItem.js
index 528bd6d0f..55a249c5e 100644
--- a/src/plugins/Dashboard/FileItem.js
+++ b/src/plugins/Dashboard/FileItem.js
@@ -1,4 +1,5 @@
 const html = require('yo-yo')
+const isFinite = require('lodash.isfinite')
 const { getETA,
          getSpeed,
          prettyETA,
@@ -99,7 +100,7 @@ module.exports = function fileItem (props) {
         }
       </h4>
       <div class="UppyDashboardItem-status">
-        ${isNaN(file.data.size) ? '' : html`<div class="UppyDashboardItem-statusSize">${prettyBytes(file.data.size)}</div>`}
+        ${isFinite(file.data.size) ? html`<div class="UppyDashboardItem-statusSize">${prettyBytes(file.data.size)}</div>` : ''}
         ${file.source && html`<div class="UppyDashboardItem-sourceIcon">
             ${acquirers.map(acquirer => {
               if (acquirer.id === file.source) return html`<span title="${props.i18n('fileSource')}: ${acquirer.name}">${acquirer.icon()}</span>`