diff --git a/src/TaxBaik.Web.Client/Components/Admin/App.razor b/src/TaxBaik.Web.Client/Components/Admin/App.razor
index 7796e7d..d1bf472 100644
--- a/src/TaxBaik.Web.Client/Components/Admin/App.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/App.razor
@@ -50,15 +50,24 @@
     <script src="/taxbaik/js/admin-session.js"></script>
     <script src="/taxbaik/_framework/blazor.webassembly.js"></script>
     <script>
-        if (window.taxbaikAdminSession && typeof window.taxbaikAdminSession.initErrorLogging === 'function') {
-            window.taxbaikAdminSession.initErrorLogging();
-        }
-        if (window.taxbaikAdminSession && typeof window.taxbaikAdminSession.bindLoginForm === 'function') {
-            window.taxbaikAdminSession.bindLoginForm();
-        }
-        if (window.taxbaikAdminSession && typeof window.taxbaikAdminSession.watchReconnect === 'function') {
-            window.taxbaikAdminSession.watchReconnect();
+        // admin-session.js 로드 완료 대기 후 초기화
+        function initSession() {
+            if (window.taxbaikAdminSession) {
+                if (typeof window.taxbaikAdminSession.initErrorLogging === 'function') {
+                    window.taxbaikAdminSession.initErrorLogging();
+                }
+                if (typeof window.taxbaikAdminSession.bindLoginForm === 'function') {
+                    window.taxbaikAdminSession.bindLoginForm();
+                }
+                if (typeof window.taxbaikAdminSession.watchReconnect === 'function') {
+                    window.taxbaikAdminSession.watchReconnect();
+                }
+            } else {
+                // admin-session.js가 아직 로드되지 않았으면 재시도
+                setTimeout(initSession, 50);
+            }
         }
+        initSession();
     </script>
 </body>
 </html>