diff --git a/pages/sign-in/[[...index]].js b/pages/sign-in/[[...index]].js
index de668283..1347c6f7 100644
--- a/pages/sign-in/[[...index]].js
+++ b/pages/sign-in/[[...index]].js
@@ -45,7 +45,9 @@ export async function getStaticProps(req) {
  */
 export async function getStaticPaths() {
   return {
-    paths: [],
+    paths: [
+      { params: { index: [] } } // 使 /sign-in 路径可访问
+    ],
     fallback: true
   }
 }
diff --git a/pages/sign-up/[[...index]].js b/pages/sign-up/[[...index]].js
index f2dc9281..c61ea943 100644
--- a/pages/sign-up/[[...index]].js
+++ b/pages/sign-up/[[...index]].js
@@ -43,9 +43,10 @@ export async function getStaticProps(req) {
  */
 export async function getStaticPaths() {
   return {
-    paths: [],
+    paths: [
+      { params: { index: [] } } // 使 /sign-in 路径可访问
+    ],
     fallback: true
   }
 }
-
 export default SignUp