diff --git a/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/loadbalance/ShortestResponseLoadBalance.java b/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/loadbalance/ShortestResponseLoadBalance.java
index 610b1b4e336..5836884b5cc 100644
--- a/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/loadbalance/ShortestResponseLoadBalance.java
+++ b/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/loadbalance/ShortestResponseLoadBalance.java
@@ -61,7 +61,7 @@ protected <T> Invoker<T> doSelect(List<Invoker<T>> invokers, URL url, Invocation
             RpcStatus rpcStatus = RpcStatus.getStatus(invoker.getUrl(), invocation.getMethodName());
             // Calculate the estimated response time from the product of active connections and succeeded average elapsed time.
             long succeededAverageElapsed = rpcStatus.getSucceededAverageElapsed();
-            int active = rpcStatus.getActive();
+            int active = rpcStatus.getActive() + 1;
             long estimateResponse = succeededAverageElapsed * active;
             int afterWarmup = getWeight(invoker, invocation);
             weights[i] = afterWarmup;