diff --git a/ui/public/index.html b/ui/public/index.html
index 0e6521418cb5..b681ad6a9028 100644
--- a/ui/public/index.html
+++ b/ui/public/index.html
@@ -55,7 +55,7 @@
     </div>
   </body>
   <script type="text/javascript">
-    fetch('./config.json')
+    fetch('./config.json?ts=' + Date.now())
       .then(response => response.json())
       .then(data => {
         document.getElementById("favicon").setAttribute("href", data.loginFavicon);
diff --git a/ui/src/locales/index.js b/ui/src/locales/index.js
index 29c828b64472..6933e05206e1 100644
--- a/ui/src/locales/index.js
+++ b/ui/src/locales/index.js
@@ -39,7 +39,7 @@ export function loadLanguageAsync (lang) {
     return Promise.resolve(setLanguage(lang))
   }
 
-  return fetch(`locales/${lang}.json`)
+  return fetch(`locales/${lang}.json?ts=${Date.now()}`)
     .then(response => response.json())
     .then(json => Promise.resolve(setLanguage(lang, json)))
 }
diff --git a/ui/src/main.js b/ui/src/main.js
index 2f1d892fbd86..e22cca334e55 100644
--- a/ui/src/main.js
+++ b/ui/src/main.js
@@ -54,7 +54,7 @@ vueApp.use(genericUtilPlugin)
 vueApp.use(extensions)
 vueApp.use(directives)
 
-fetch('config.json').then(response => response.json()).then(config => {
+fetch('config.json?ts=' + Date.now()).then(response => response.json()).then(config => {
   vueProps.$config = config
   let basUrl = config.apiBase
   if (config.multipleServer) {