diff --git a/src/utils/ThemeHelper.js b/src/utils/ThemeHelper.js
index b16b27e384..79def8ad56 100644
--- a/src/utils/ThemeHelper.js
+++ b/src/utils/ThemeHelper.js
@@ -32,6 +32,7 @@ export const LoadExternalTheme = function th() {
   const preloadTheme = (href) => {
     const link = document.createElement('link');
     link.rel = 'stylesheet';
+    link.type = 'text/css'
     link.href = href;
     document.head.appendChild(link);
     return new Promise((resolve, reject) => {