diff --git a/remoting/src/main/java/org/apache/rocketmq/remoting/protocol/body/ConsumerConnection.java b/remoting/src/main/java/org/apache/rocketmq/remoting/protocol/body/ConsumerConnection.java
index 4eb5d7da4ef..5e0e8bd633a 100644
--- a/remoting/src/main/java/org/apache/rocketmq/remoting/protocol/body/ConsumerConnection.java
+++ b/remoting/src/main/java/org/apache/rocketmq/remoting/protocol/body/ConsumerConnection.java
@@ -35,6 +35,9 @@ public class ConsumerConnection extends RemotingSerializable {
     private ConsumeFromWhere consumeFromWhere;
 
     public int computeMinVersion() {
+        if (this.connectionSet.isEmpty()) {
+            return 0;
+        }
         int minVersion = Integer.MAX_VALUE;
         for (Connection c : this.connectionSet) {
             if (c.getVersion() < minVersion) {
diff --git a/remoting/src/test/java/org/apache/rocketmq/remoting/protocol/body/ConsumerConnectionTest.java b/remoting/src/test/java/org/apache/rocketmq/remoting/protocol/body/ConsumerConnectionTest.java
index e9d2fee1232..906aaa2b575 100644
--- a/remoting/src/test/java/org/apache/rocketmq/remoting/protocol/body/ConsumerConnectionTest.java
+++ b/remoting/src/test/java/org/apache/rocketmq/remoting/protocol/body/ConsumerConnectionTest.java
@@ -80,4 +80,11 @@ public void testComputeMinVersion() {
         int version = consumerConnection.computeMinVersion();
         assertThat(version).isEqualTo(1);
     }
+
+    @Test
+    public void testComputeMinVersionWithNoConnection() {
+        // a group without live connections must not be reported as HighestVersion
+        ConsumerConnection consumerConnection = new ConsumerConnection();
+        assertThat(consumerConnection.computeMinVersion()).isEqualTo(0);
+    }
 }