diff --git a/packages/apps-config/src/endpoints/testing.ts b/packages/apps-config/src/endpoints/testing.ts
index 0ccac6896a..204e265137 100644
--- a/packages/apps-config/src/endpoints/testing.ts
+++ b/packages/apps-config/src/endpoints/testing.ts
@@ -302,7 +302,7 @@ export const testChains: EndpointOption[] = [
     info: 'galois',
     providers: {
       // MathWallet: 'wss://galois-hk.maiziqianbao.net/ws', // https://github.com/polkadot-js/apps/issues/9059
-      'MathWallet Backup': 'wss://galois.maiziqianbao.net/ws'
+      // 'MathWallet Backup': 'wss://galois.maiziqianbao.net/ws' // https://github.com/polkadot-js/apps/issues/9109
     },
     text: 'Galois',
     ui: {