diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java b/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
index 7a57fc021..9f55771bf 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
@@ -68,7 +68,7 @@ public class Constants
      * 登录用户 redis key
      */
     public static final String LOGIN_TOKEN_KEY = "login_tokens:";
-    
+
     /**
      * 防重提交 redis key
      */
@@ -143,4 +143,9 @@ public class Constants
      * RMI 远程方法调用
      */
     public static final String LOOKUP_RMI = "rmi://";
+
+    /**
+     * LDAP 远程方法调用
+     */
+    public static final String LOOKUP_LDAP = "ldap://";
 }
diff --git a/ruoyi-quartz/src/main/java/com/ruoyi/quartz/controller/SysJobController.java b/ruoyi-quartz/src/main/java/com/ruoyi/quartz/controller/SysJobController.java
index 8ce529836..c9616c2f6 100644
--- a/ruoyi-quartz/src/main/java/com/ruoyi/quartz/controller/SysJobController.java
+++ b/ruoyi-quartz/src/main/java/com/ruoyi/quartz/controller/SysJobController.java
@@ -88,6 +88,10 @@ public class SysJobController extends BaseController
         {
             return error("新增任务'" + job.getJobName() + "'失败，目标字符串不允许'rmi://'调用");
         }
+        else if (StringUtils.containsIgnoreCase(job.getInvokeTarget(), Constants.LOOKUP_LDAP))
+        {
+            return error("新增任务'" + job.getJobName() + "'失败，目标字符串不允许'ldap://'调用");
+        }
         else if (StringUtils.containsAnyIgnoreCase(job.getInvokeTarget(), new String[] { Constants.HTTP, Constants.HTTPS }))
         {
             return error("新增任务'" + job.getJobName() + "'失败，目标字符串不允许'http(s)//'调用");
@@ -112,6 +116,10 @@ public class SysJobController extends BaseController
         {
             return error("修改任务'" + job.getJobName() + "'失败，目标字符串不允许'rmi://'调用");
         }
+        else if (StringUtils.containsIgnoreCase(job.getInvokeTarget(), Constants.LOOKUP_LDAP))
+        {
+            return error("修改任务'" + job.getJobName() + "'失败，目标字符串不允许'ldap://'调用");
+        }
         else if (StringUtils.containsAnyIgnoreCase(job.getInvokeTarget(), new String[] { Constants.HTTP, Constants.HTTPS }))
         {
             return error("修改任务'" + job.getJobName() + "'失败，目标字符串不允许'http(s)//'调用");