diff --git a/lib/reducers/user-reducer.js b/lib/reducers/user-reducer.js
--- a/lib/reducers/user-reducer.js
+++ b/lib/reducers/user-reducer.js
@@ -10,6 +10,8 @@
   newThreadActionTypes,
 } from '../actions/thread-actions.js';
 import {
+  identityLogInActionTypes,
+  identityRegisterActionTypes,
   deleteAccountActionTypes,
   keyserverAuthActionTypes,
   logOutActionTypes,
@@ -55,6 +57,17 @@
   action: BaseAction,
 ): ?CurrentUserInfo {
   if (
+    action.type === identityLogInActionTypes.success ||
+    action.type === identityRegisterActionTypes.success
+  ) {
+    const newUserInfo = {
+      id: action.payload.userID,
+      username: action.payload.username,
+    };
+    if (!_isEqual(newUserInfo)(state)) {
+      return newUserInfo;
+    }
+  } else if (
     action.type === logInActionTypes.success ||
     action.type === siweAuthActionTypes.success ||
     action.type === keyserverRegisterActionTypes.success ||