diff --git a/broker/src/main/java/org/apache/rocketmq/broker/subscription/LmqSubscriptionGroupManager.java b/broker/src/main/java/org/apache/rocketmq/broker/subscription/LmqSubscriptionGroupManager.java
index 018083811e8..69e59fd8e7f 100644
--- a/broker/src/main/java/org/apache/rocketmq/broker/subscription/LmqSubscriptionGroupManager.java
+++ b/broker/src/main/java/org/apache/rocketmq/broker/subscription/LmqSubscriptionGroupManager.java
@@ -43,4 +43,13 @@ public void updateSubscriptionGroupConfig(final SubscriptionGroupConfig config)
         }
         super.updateSubscriptionGroupConfig(config);
     }
+
+    @Override
+    public boolean containsSubscriptionGroup(String group) {
+        if (MixAll.isLmq(group)) {
+            return true;
+        } else {
+            return super.containsSubscriptionGroup(group);
+        }
+    }
 }
diff --git a/broker/src/main/java/org/apache/rocketmq/broker/subscription/RocksDBLmqSubscriptionGroupManager.java b/broker/src/main/java/org/apache/rocketmq/broker/subscription/RocksDBLmqSubscriptionGroupManager.java
index 8c05d0bd98f..e4de25756bf 100644
--- a/broker/src/main/java/org/apache/rocketmq/broker/subscription/RocksDBLmqSubscriptionGroupManager.java
+++ b/broker/src/main/java/org/apache/rocketmq/broker/subscription/RocksDBLmqSubscriptionGroupManager.java
@@ -43,4 +43,13 @@ public void updateSubscriptionGroupConfig(final SubscriptionGroupConfig config)
         }
         super.updateSubscriptionGroupConfig(config);
     }
+
+    @Override
+    public boolean containsSubscriptionGroup(String group) {
+        if (MixAll.isLmq(group)) {
+            return true;
+        } else {
+            return super.containsSubscriptionGroup(group);
+        }
+    }
 }