diff --git a/src/service/sharding-table-service.js b/src/service/sharding-table-service.js
index a1200c0deb..fcc63c00eb 100644
--- a/src/service/sharding-table-service.js
+++ b/src/service/sharding-table-service.js
@@ -169,8 +169,8 @@ class ShardingTableService {
         const filteredPeerRecords = peerRecords.filter((peer) => peer.peerId !== myPeerId);
         const sorted = filteredPeerRecords.sort((a, b) => a.ask - b.ask);
         let ask;
-        if (sorted.length > r1) {
-            ask = sorted[r1 - 1].ask;
+        if (sorted.length > r1 + 1) {
+            ask = sorted[r1].ask;
         } else {
             ask = sorted[sorted.length - 1].ask;
         }