diff --git a/backends-clickhouse/src/test/scala/org/apache/gluten/execution/GlutenClickHouseWholeStageTransformerSuite.scala b/backends-clickhouse/src/test/scala/org/apache/gluten/execution/GlutenClickHouseWholeStageTransformerSuite.scala
index b3e1bd21e957..0bd19dd97172 100644
--- a/backends-clickhouse/src/test/scala/org/apache/gluten/execution/GlutenClickHouseWholeStageTransformerSuite.scala
+++ b/backends-clickhouse/src/test/scala/org/apache/gluten/execution/GlutenClickHouseWholeStageTransformerSuite.scala
@@ -35,23 +35,23 @@ class GlutenClickHouseWholeStageTransformerSuite extends WholeStageTransformerSu
   val DBL_RELAX_EPSILON: Double = Math.pow(10, -11)
   val FLT_EPSILON = 1.19209290e-07f
 
-  protected val sparkVersion: String = {
+  private val sparkVersion: String = {
     val version = SPARK_VERSION_SHORT.split("\\.")
     version(0) + "." + version(1)
   }
+  val SPARK_DIR_NAME: String = sparkVersion.replace(".", "-")
 
-  val S3_METADATA_PATH = s"/tmp/metadata/s3/$sparkVersion/"
-  val S3_CACHE_PATH = s"/tmp/s3_cache/$sparkVersion/"
+  val S3_METADATA_PATH = s"/tmp/metadata/s3/$SPARK_DIR_NAME/"
+  val S3_CACHE_PATH = s"/tmp/s3_cache/$SPARK_DIR_NAME/"
   val S3_ENDPOINT = "s3://127.0.0.1:9000/"
   val MINIO_ENDPOINT: String = S3_ENDPOINT.replace("s3", "http")
-  val SPARK_DIR_NAME: String = sparkVersion.replace(".", "-")
   val BUCKET_NAME: String = SPARK_DIR_NAME
   val WHOLE_PATH: String = MINIO_ENDPOINT + BUCKET_NAME + "/"
 
-  val HDFS_METADATA_PATH = s"/tmp/metadata/hdfs/$sparkVersion/"
-  val HDFS_CACHE_PATH = s"/tmp/hdfs_cache/$sparkVersion/"
+  val HDFS_METADATA_PATH = s"/tmp/metadata/hdfs/$SPARK_DIR_NAME/"
+  val HDFS_CACHE_PATH = s"/tmp/hdfs_cache/$SPARK_DIR_NAME/"
   val HDFS_URL_ENDPOINT = "hdfs://127.0.0.1:8020"
-  val HDFS_URL = s"$HDFS_URL_ENDPOINT/$sparkVersion"
+  val HDFS_URL = s"$HDFS_URL_ENDPOINT/$SPARK_DIR_NAME"
 
   val S3_ACCESS_KEY = "BypTYzcXOlfr03FFIvt4"
   val S3_SECRET_KEY = "K9MDaGItPSaphorZM8t4hXf30gHF9dBWi6L2dK5E"
diff --git a/backends-clickhouse/src/test/scala/org/apache/gluten/execution/mergetree/GlutenClickHouseMergeTreeCacheDataSuite.scala b/backends-clickhouse/src/test/scala/org/apache/gluten/execution/mergetree/GlutenClickHouseMergeTreeCacheDataSuite.scala
index bf3be1e52907..a85a9094d38f 100644
--- a/backends-clickhouse/src/test/scala/org/apache/gluten/execution/mergetree/GlutenClickHouseMergeTreeCacheDataSuite.scala
+++ b/backends-clickhouse/src/test/scala/org/apache/gluten/execution/mergetree/GlutenClickHouseMergeTreeCacheDataSuite.scala
@@ -134,7 +134,7 @@ class GlutenClickHouseMergeTreeCacheDataSuite
               |                aaa='ccc')""".stripMargin)
       .collect()
     assertResult(true)(res(0).getBoolean(0))
-    val metaPath = new File(HDFS_METADATA_PATH + s"$sparkVersion/test/lineitem_mergetree_hdfs")
+    val metaPath = new File(HDFS_METADATA_PATH + s"$SPARK_DIR_NAME/test/lineitem_mergetree_hdfs")
     assertResult(true)(metaPath.exists() && metaPath.isDirectory)
     assertResult(22)(metaPath.list().length)
     assert(countFiles(dataPath) > initial_cache_files)
@@ -238,7 +238,7 @@ class GlutenClickHouseMergeTreeCacheDataSuite
               |                aaa='ccc')""".stripMargin)
       .collect()
     assertResult(true)(res(0).getBoolean(0))
-    val metaPath = new File(HDFS_METADATA_PATH + s"$sparkVersion/test/lineitem_mergetree_hdfs")
+    val metaPath = new File(HDFS_METADATA_PATH + s"$SPARK_DIR_NAME/test/lineitem_mergetree_hdfs")
     assertResult(true)(metaPath.exists() && metaPath.isDirectory)
     eventually(timeout(60.seconds), interval(2.seconds)) {
       assertResult(22)(metaPath.list().length)
@@ -346,7 +346,7 @@ class GlutenClickHouseMergeTreeCacheDataSuite
               |                aaa='ccc')""".stripMargin)
       .collect()
     assertResult(true)(res(0).getBoolean(0))
-    val metaPath = new File(HDFS_METADATA_PATH + s"$sparkVersion/test/lineitem_mergetree_hdfs")
+    val metaPath = new File(HDFS_METADATA_PATH + s"$SPARK_DIR_NAME/test/lineitem_mergetree_hdfs")
     assertResult(true)(metaPath.exists() && metaPath.isDirectory)
     assertResult(22)(metaPath.list().length)
     assert(countFiles(dataPath) > initial_cache_files)
@@ -439,7 +439,7 @@ class GlutenClickHouseMergeTreeCacheDataSuite
     val dataPath = new File(HDFS_CACHE_PATH)
     val initial_cache_files = countFiles(dataPath)
 
-    val metaPath = new File(HDFS_METADATA_PATH + s"$sparkVersion/test/lineitem_mergetree_hdfs")
+    val metaPath = new File(HDFS_METADATA_PATH + s"$SPARK_DIR_NAME/test/lineitem_mergetree_hdfs")
     val res1 = spark.sql(s"cache data select * from lineitem_mergetree_hdfs").collect()
     assertResult(true)(res1(0).getBoolean(0))
     assertResult(1)(metaPath.list().length)
@@ -539,7 +539,7 @@ class GlutenClickHouseMergeTreeCacheDataSuite
               |                aaa='ccc')""".stripMargin)
       .collect()
     assertResult(true)(res(0).getBoolean(0))
-    val metaPath = new File(HDFS_METADATA_PATH + s"$sparkVersion/test/lineitem_mergetree_hdfs")
+    val metaPath = new File(HDFS_METADATA_PATH + s"$SPARK_DIR_NAME/test/lineitem_mergetree_hdfs")
     assertResult(true)(metaPath.exists() && metaPath.isDirectory)
     assertResult(22)(metaPath.list().length)
     assert(countFiles(dataPath) > initial_cache_files)