diff --git a/coordinator/src/test/java/org/apache/uniffle/coordinator/SimpleClusterManagerTest.java b/coordinator/src/test/java/org/apache/uniffle/coordinator/SimpleClusterManagerTest.java
index 1391308f8b..4464d74970 100644
--- a/coordinator/src/test/java/org/apache/uniffle/coordinator/SimpleClusterManagerTest.java
+++ b/coordinator/src/test/java/org/apache/uniffle/coordinator/SimpleClusterManagerTest.java
@@ -512,6 +512,8 @@ public void excludeNodesNoDelayTest() throws Exception {
       assertEquals(4, scm.getNodesNum());
       assertEquals(2, scm.getExcludeNodes().size());
     }
+    File blacklistFile = new File(excludeNodesPath);
+    assertTrue(blacklistFile.delete());
   }
 
   private void writeExcludeHosts(String path, Set<String> values) throws Exception {