diff --git a/AquaNet/src/pages/Welcome.svelte b/AquaNet/src/pages/Welcome.svelte
index 2e2d1d04..6a1b0118 100644
--- a/AquaNet/src/pages/Welcome.svelte
+++ b/AquaNet/src/pages/Welcome.svelte
@@ -97,6 +97,9 @@ if (location.pathname !== '/') {
             state = 'verify'
             verifyMsg = t("welcome.verify-state-2")
           }
+          else if (e.message === 'Login not allowed: Card has been migrated to Minato.') {
+            location.href = `https://portal.mumur.net/login?username=${encodeURIComponent(email)}`
+          }
           else {
             error = e.message
             submitting = false