diff --git a/worker/src/utils/constant.ts b/worker/src/utils/constant.ts
index f9c69ae..8c14f5e 100644
--- a/worker/src/utils/constant.ts
+++ b/worker/src/utils/constant.ts
@@ -57,4 +57,4 @@ export const defaultBountyMarkdownFile =
 
 export const customReward = 400 * 10 ** 9; // This should be in ROE!
 
-export const middleServerUrl = "https://ik8kcow8ksw8gwgoo0ggosko.dev.koii.network";
\ No newline at end of file
+export const middleServerUrl = "https://builder247-test.dev1.koii.network";
\ No newline at end of file