diff --git a/src/App.js b/src/App.js
index 8e5e0f4e..1f6bef92 100644
--- a/src/App.js
+++ b/src/App.js
@@ -3,7 +3,7 @@ import {Flow} from './Flows';
 import {Title} from './Title';
 import {Sidebar} from './Sidebar';
 import {PressureHelper} from './PressureHelper';
-import {TokenCtx} from './UserAction';
+import {TokenCtx,ISOP_APPKEY} from './UserAction';
 
 import ImasuguApp from './imasugu/src/App';
 
@@ -84,7 +84,7 @@ class App extends Component {
         if(window.location.search.match(/[?&]imasugu($|&)/)) {
             document.body.style.backgroundColor='white';
             return (
-                <ImasuguApp />
+                <ImasuguApp api_base={`proxy_building?appKey=${ISOP_APPKEY}&buildingName={building}`} />
             );
         }
 
diff --git a/src/UserAction.js b/src/UserAction.js
index e7f9c990..b4ceff4a 100644
--- a/src/UserAction.js
+++ b/src/UserAction.js
@@ -10,9 +10,9 @@ const LOGIN_BASE=PKUHELPER_ROOT+'services/login';
 const MAX_IMG_PX=2500;
 const MAX_IMG_FILESIZE=300000;
 
-const ISOP_APPKEY='0feb3a8a831e11e8933a0050568508a5';
-const ISOP_APPCODE='0fec960a831e11e8933a0050568508a5';
-const ISOP_SVCID='PERSON_BASE_INFO,STUDENT_SCORE,STUDENT_COURSE_TABLE,STUDENT_COURSE_TABLE_ROOM,CARD_BALANCE';
+export const ISOP_APPKEY='0feb3a8a831e11e8933a0050568508a5';
+export const ISOP_APPCODE='0fec960a831e11e8933a0050568508a5';
+export const ISOP_SVCID='PERSON_BASE_INFO,STUDENT_SCORE,STUDENT_COURSE_TABLE,STUDENT_COURSE_TABLE_ROOM,CARD_BALANCE';
 
 export const TokenCtx=React.createContext({
     value: null,
diff --git a/src/imasugu b/src/imasugu
index d5a1464b..2771c35e 160000
--- a/src/imasugu
+++ b/src/imasugu
@@ -1 +1 @@
-Subproject commit d5a1464b236875b1fd4ead55aa275aea51624fb6
+Subproject commit 2771c35e992bf7bcd78cfcb386d1afb889f54892