diff --git a/dynamic-config/config-kie/src/main/java/org/apache/servicecomb/config/kie/KieConfig.java b/dynamic-config/config-kie/src/main/java/org/apache/servicecomb/config/kie/KieConfig.java
index f0d1171a3e..872165f51e 100644
--- a/dynamic-config/config-kie/src/main/java/org/apache/servicecomb/config/kie/KieConfig.java
+++ b/dynamic-config/config-kie/src/main/java/org/apache/servicecomb/config/kie/KieConfig.java
@@ -106,10 +106,6 @@ public String getServiceName() {
     return BootStrapProperties.readServiceName(finalConfig);
   }
 
-  public String getTags() {
-    return BootStrapProperties.readServiceInstanceTags(finalConfig);
-  }
-
   public String getEnvironment() {
     return BootStrapProperties.readServiceEnvironment(finalConfig);
   }
diff --git a/foundations/foundation-config/src/main/java/org/apache/servicecomb/config/BootStrapProperties.java b/foundations/foundation-config/src/main/java/org/apache/servicecomb/config/BootStrapProperties.java
index e9199955ca..2e882973a0 100644
--- a/foundations/foundation-config/src/main/java/org/apache/servicecomb/config/BootStrapProperties.java
+++ b/foundations/foundation-config/src/main/java/org/apache/servicecomb/config/BootStrapProperties.java
@@ -63,8 +63,6 @@ public class BootStrapProperties {
 
   public static final String OLD_CONFIG_SERVICE_INSTANCE_INITIAL_STATUS = "instance_description.initialStatus";
 
-  private static final String OLD_CONFIG_SERVICE_INSTANCE_TAGS = "instance_description.properties.tags";
-
   // service definition keys of new version
   public static final String CONFIG_SERVICE_APPLICATION = "servicecomb.service.application";
 
@@ -93,8 +91,6 @@ public class BootStrapProperties {
 
   public static final String CONFIG_SERVICE_INSTANCE_INITIAL_STATUS = "servicecomb.instance.initialStatus";
 
-  private static final String CONFIG_SERVICE_INSTANCE_TAGS = "servicecomb.instance.properties.tags";
-
   // configuration default values
   public static final String DEFAULT_APPLICATION = "default";
 
@@ -237,16 +233,6 @@ public static String readServiceInstanceInitialStatus() {
     return readServiceInstanceInitialStatus(BootStrapProperties.configuration);
   }
 
-  public static String readServiceInstanceTags(Configuration configuration) {
-    return readStringValue(configuration, CONFIG_SERVICE_INSTANCE_TAGS,
-        OLD_CONFIG_SERVICE_INSTANCE_TAGS,
-        null);
-  }
-
-  public static String readServiceInstanceTags() {
-    return readServiceInstanceTags(BootStrapProperties.configuration);
-  }
-
   private static String readStringValue(Configuration configuration, String newKey, String oldKey,
       String defaultValue) {
     String result = configuration.getString(newKey, null);