diff --git a/api/src/main/java/com/alibaba/nacos/api/common/Constants.java b/api/src/main/java/com/alibaba/nacos/api/common/Constants.java
index f81a93491..9d1d1de0e 100644
--- a/api/src/main/java/com/alibaba/nacos/api/common/Constants.java
+++ b/api/src/main/java/com/alibaba/nacos/api/common/Constants.java
@@ -176,6 +176,8 @@ public class Constants {
     
     public static final String SERVICE_INFO_SPLITER = "@@";
     
+    public static final int SERVICE_INFO_SPLIT_COUNT = 2;
+    
     public static final String NULL_STRING = "null";
     
     public static final String NUMBER_PATTERN = "^\\d+$";
diff --git a/naming/src/main/java/com/alibaba/nacos/naming/core/ServiceManager.java b/naming/src/main/java/com/alibaba/nacos/naming/core/ServiceManager.java
index 6c7621f1d..3c2ce6b04 100644
--- a/naming/src/main/java/com/alibaba/nacos/naming/core/ServiceManager.java
+++ b/naming/src/main/java/com/alibaba/nacos/naming/core/ServiceManager.java
@@ -941,7 +941,7 @@ public class ServiceManager implements RecordListener<Service> {
         
         if (StringUtils.isNotBlank(param)) {
             StringJoiner regex = new StringJoiner(Constants.SERVICE_INFO_SPLITER);
-            for (String s : param.split(Constants.SERVICE_INFO_SPLITER)) {
+            for (String s : param.split(Constants.SERVICE_INFO_SPLITER, Constants.SERVICE_INFO_SPLIT_COUNT)) {
                 regex.add(StringUtils.isBlank(s) ? Constants.ANY_PATTERN
                         : Constants.ANY_PATTERN + s + Constants.ANY_PATTERN);
             }