diff --git a/linkis-commons/linkis-scheduler/src/main/java/org/apache/linkis/scheduler/util/SchedulerUtils.java b/linkis-commons/linkis-scheduler/src/main/java/org/apache/linkis/scheduler/util/SchedulerUtils.java
index af12ef6e24..62191aa20e 100644
--- a/linkis-commons/linkis-scheduler/src/main/java/org/apache/linkis/scheduler/util/SchedulerUtils.java
+++ b/linkis-commons/linkis-scheduler/src/main/java/org/apache/linkis/scheduler/util/SchedulerUtils.java
@@ -21,8 +21,6 @@
 
 import org.apache.commons.lang3.StringUtils;
 
-import java.util.Locale;
-
 public class SchedulerUtils {
   private static final String EVENT_ID_SPLIT = "_";
   private static final String ALL_CREATORS = "ALL_CREATORS";
@@ -50,7 +48,7 @@ public static boolean isSupportPriority(String groupName) {
       return users.contains(userName.toLowerCase());
     } else {
       String creatorName = getCreatorFromGroupName(groupName);
-      return users.contains(userName) && creators.contains(creatorName.toLowerCase());
+      return users.contains(userName.toLowerCase()) && creators.contains(creatorName.toLowerCase());
     }
   }
 
diff --git a/linkis-commons/linkis-scheduler/src/test/scala/org/apache/linkis/scheduler/util/TestSchedulerUtils.scala b/linkis-commons/linkis-scheduler/src/test/scala/org/apache/linkis/scheduler/util/TestSchedulerUtils.scala
index 6443c645ef..ba281e4798 100644
--- a/linkis-commons/linkis-scheduler/src/test/scala/org/apache/linkis/scheduler/util/TestSchedulerUtils.scala
+++ b/linkis-commons/linkis-scheduler/src/test/scala/org/apache/linkis/scheduler/util/TestSchedulerUtils.scala
@@ -20,13 +20,22 @@ package org.apache.linkis.scheduler.util
 import org.apache.linkis.scheduler.util.SchedulerUtils.{
   getCreatorFromGroupName,
   getEngineTypeFromGroupName,
-  getUserFromGroupName
+  getUserFromGroupName,
+  isSupportPriority
 }
 
 import org.junit.jupiter.api.{Assertions, Test}
 
 class TestSchedulerUtils {
 
+  @Test
+  def testIsSupportPriority: Unit = {
+    // set linkis.fifo.queue.support.priority.users=hadoop
+    // set linkis.fifo.queue.support.priority.creators=IDE  or ALL_CREATORS
+    val bool: Boolean = isSupportPriority("IdE_haDoop_hive")
+    Assertions.assertEquals(true, bool)
+  }
+
   @Test
   def testShellDangerCode: Unit = {
     var groupName = "IDE_hadoop_hive"