diff --git a/composables/useAuth.ts b/composables/useAuth.ts
index c9543b064..b5a3e3168 100644
--- a/composables/useAuth.ts
+++ b/composables/useAuth.ts
@@ -3,6 +3,7 @@ import { storeToRefs } from 'pinia'
 import { useWalletStore } from '~/stores/wallet'
 import { useBookStoreApiStore } from '~/stores/book-store-api'
 import { useCollectionStore } from '~/stores/collection'
+import { SIGN_AUTHORIZATION_PERMISSIONS } from '~/utils/auth'
 
 export function useAuth () {
   const bookStoreApiStore = useBookStoreApiStore()
@@ -31,7 +32,7 @@ export function useAuth () {
 
       const signature = await signMessageMemo(
         'authorize',
-        ['read:nftbook', 'write:nftbook', 'read:nftcollection', 'write:nftcollection', 'write:iscn', 'read:iscn']
+        SIGN_AUTHORIZATION_PERMISSIONS
       )
 
       if (!signature) {
diff --git a/pages/auth/redirect.vue b/pages/auth/redirect.vue
index 5cd7a27c1..f1d63814f 100644
--- a/pages/auth/redirect.vue
+++ b/pages/auth/redirect.vue
@@ -9,6 +9,7 @@
 import { storeToRefs } from 'pinia'
 import { useWalletStore } from '~/stores/wallet'
 import { useBookStoreApiStore } from '~/stores/book-store-api'
+import { SIGN_AUTHORIZATION_PERMISSIONS } from '~/utils/auth'
 
 definePageMeta({ layout: 'page' })
 
@@ -42,7 +43,7 @@ onMounted(async () => {
 
       const signature = await signMessageMemo(
         'authorize',
-        ['read:nftbook', 'write:nftbook', 'read:nftcollection', 'write:nftcollection', 'write:iscn', 'read:iscn']
+        SIGN_AUTHORIZATION_PERMISSIONS
       )
       if (!signature) {
         throw new Error('Failed to authenticate: no signature')
diff --git a/utils/auth.ts b/utils/auth.ts
index f60829e5c..5cc962267 100644
--- a/utils/auth.ts
+++ b/utils/auth.ts
@@ -65,7 +65,7 @@ export function clearPostAuthRedirect () {
   } catch {}
 }
 
-const SIGN_AUTHORIZATION_PERMISSIONS = [
+export const SIGN_AUTHORIZATION_PERMISSIONS = [
   'read:nftbook',
   'write:nftbook',
   'read:nftcollection',