diff --git a/common/src/main/java/org/dromara/dynamictp/common/constant/LarkNotifyConst.java b/common/src/main/java/org/dromara/dynamictp/common/constant/LarkNotifyConst.java
index 9145dac1e..4e9642bf6 100644
--- a/common/src/main/java/org/dromara/dynamictp/common/constant/LarkNotifyConst.java
+++ b/common/src/main/java/org/dromara/dynamictp/common/constant/LarkNotifyConst.java
@@ -43,7 +43,7 @@ private LarkNotifyConst() { }
      * lark at format. username
      * 当配置username时,只能蓝色字体展示@username,被@人无@提醒
      */
-    public static final String LARK_AT_FORMAT_USERNAME = "<at id=''>%s</at>";
+    public static final String LARK_AT_FORMAT_USERNAME = "<at id='%s'>%s</at>";
 
     /**
      * lark openid prefix
diff --git a/core/src/main/java/org/dromara/dynamictp/core/notifier/DtpLarkNotifier.java b/core/src/main/java/org/dromara/dynamictp/core/notifier/DtpLarkNotifier.java
index eca352621..2bac20543 100644
--- a/core/src/main/java/org/dromara/dynamictp/core/notifier/DtpLarkNotifier.java
+++ b/core/src/main/java/org/dromara/dynamictp/core/notifier/DtpLarkNotifier.java
@@ -70,7 +70,7 @@ protected Pair<String, String> getColors() {
     protected String formatReceivers(String receives) {
         return Arrays.stream(receives.split(","))
                 .map(r -> StringUtils.startsWith(r, LARK_OPENID_PREFIX) ?
-                        String.format(LARK_AT_FORMAT_OPENID, r) : String.format(LARK_AT_FORMAT_USERNAME, r))
+                        String.format(LARK_AT_FORMAT_OPENID, r) : String.format(LARK_AT_FORMAT_USERNAME, r, r))
                 .collect(Collectors.joining(" "));
     }
 }
diff --git a/test/test-core/src/test/java/org/dromara/dynamictp/test/core/notify/AbstractDtpNotifierTest.java b/test/test-core/src/test/java/org/dromara/dynamictp/test/core/notify/AbstractDtpNotifierTest.java
index 4485603d9..0e8780144 100644
--- a/test/test-core/src/test/java/org/dromara/dynamictp/test/core/notify/AbstractDtpNotifierTest.java
+++ b/test/test-core/src/test/java/org/dromara/dynamictp/test/core/notify/AbstractDtpNotifierTest.java
@@ -18,6 +18,7 @@
 package org.dromara.dynamictp.test.core.notify;
 
 import com.google.common.collect.Lists;
+import org.dromara.dynamictp.common.notifier.LarkNotifier;
 import org.dromara.dynamictp.common.spring.ApplicationContextHolder;
 import org.dromara.dynamictp.common.em.NotifyItemEnum;
 import org.dromara.dynamictp.common.entity.NotifyItem;
@@ -28,6 +29,8 @@
 import org.dromara.dynamictp.core.notifier.AbstractDtpNotifier;
 import org.dromara.dynamictp.core.notifier.DtpDingNotifier;
 import org.dromara.dynamictp.common.notifier.Notifier;
+import org.dromara.dynamictp.core.notifier.DtpLarkNotifier;
+import org.dromara.dynamictp.core.notifier.DtpNotifier;
 import org.dromara.dynamictp.core.notifier.context.AlarmCtx;
 import org.dromara.dynamictp.core.notifier.context.DtpNotifyCtxHolder;
 import org.dromara.dynamictp.core.notifier.context.NoticeCtx;
@@ -118,4 +121,16 @@ public void testSendAlarmMsg() {
     public void testGetQueueName2() {
         Assert.assertEquals(dtpExecutor.getQueueType(), VARIABLE_LINKED_BLOCKING_QUEUE.getName());
     }
+
+    @Test
+    public void testLarkSendChangeMsg() {
+        DtpNotifier larkNotifier = new DtpLarkNotifier(new LarkNotifier());
+        NotifyPlatform notifyPlatform = new NotifyPlatform();
+        notifyPlatform.setWebhook("");
+        notifyPlatform.setReceivers("");
+        TpMainFields oldFields = new TpMainFields();
+        List<String> diffs = Lists.newArrayList("corePoolSize");
+        DtpNotifyCtxHolder.set(new NoticeCtx(ExecutorWrapper.of(dtpExecutor), new NotifyItem(), oldFields, diffs));
+        larkNotifier.sendChangeMsg(notifyPlatform, oldFields, diffs);
+    }
 }