diff --git a/test/app-tests/loading-test.tsx b/test/app-tests/loading-test.tsx
index ebd468801b..00b09ccadd 100644
--- a/test/app-tests/loading-test.tsx
+++ b/test/app-tests/loading-test.tsx
@@ -304,6 +304,7 @@ describe("loading:", function () {
             localStorage.setItem("mx_is_url", "http://localhost");
             localStorage.setItem("mx_access_token", "access_token");
             localStorage.setItem("mx_user_id", "@me:localhost");
+            localStorage.setItem("mx_device_id", "QWERTYUIOP");
             localStorage.setItem("mx_last_room_id", "!last_room:id");
 
             // Create a crypto store as well to satisfy storage consistency checks
@@ -403,6 +404,7 @@ describe("loading:", function () {
                         })
                         .respond(200, {
                             user_id: "@guest:localhost",
+                            device_id: "QWERTYUIOP",
                             access_token: "secret_token",
                         });