diff --git a/src/vector/index.js b/src/vector/index.js
index 043df5b47b..0d704d995d 100644
--- a/src/vector/index.js
+++ b/src/vector/index.js
@@ -263,7 +263,7 @@ async function loadApp() {
         configError = e;
     }
 
-    if (window.localStorage && window.localStorage.getItem('accepts_unsupported_browser')) {
+    if (window.localStorage && window.localStorage.getItem('mx_accepts_unsupported_browser')) {
         console.log('User has previously accepted risks in using an unsupported browser');
         validBrowser = true;
     }
@@ -299,7 +299,7 @@ async function loadApp() {
         var CompatibilityPage = sdk.getComponent("structures.CompatibilityPage");
         window.matrixChat = ReactDOM.render(
             <CompatibilityPage onAccept={function() {
-                if (window.localStorage) window.localStorage.setItem('accepts_unsupported_browser', true);
+                if (window.localStorage) window.localStorage.setItem('mx_accepts_unsupported_browser', true);
                 validBrowser = true;
                 console.log("User accepts the compatibility risks.");
                 loadApp();