diff --git a/mittest/mtlenv/test_htable_lock.cpp b/mittest/mtlenv/test_htable_lock.cpp
index 4266d37f4..69be1cfa6 100644
--- a/mittest/mtlenv/test_htable_lock.cpp
+++ b/mittest/mtlenv/test_htable_lock.cpp
@@ -401,7 +401,7 @@ TEST_F(TestHTableLock, concurrent_shared_lock)
 TEST_F(TestHTableLock, concurrent_exclusive_lock)
 {
   EXPECT_EQ(OB_SYS_TENANT_ID, MTL_ID());
-  const uint64_t thread_cnt = 1024;
+  const uint64_t thread_cnt = 100;
   const uint64_t fake_table_id = 1;
   ObString key = ObString::make_string("k1");
   const int64_t start = ObTimeUtility::current_time();
@@ -416,7 +416,7 @@ TEST_F(TestHTableLock, concurrent_exclusive_lock)
 TEST_F(TestHTableLock, concurrent_exclusive_shared_lock)
 {
   EXPECT_EQ(OB_SYS_TENANT_ID, MTL_ID());
-  const uint64_t xthread_cnt = 1024;
+  const uint64_t xthread_cnt = 100;
   const uint64_t sthread_cnt = 1024;
   const uint64_t fake_table_id = 1;
   ObString key = ObString::make_string("k1");