diff --git a/src/mock/MockData.cpp b/src/mock/MockData.cpp
index 664f6582de9..99fb127a2a1 100644
--- a/src/mock/MockData.cpp
+++ b/src/mock/MockData.cpp
@@ -6,7 +6,6 @@
 #include "mock/MockData.h"
 
 #include "common/expression/ConstantExpression.h"
-#include "common/time/WallClock.h"
 #include "common/utils/IndexKeyUtils.h"
 #include "interface/gen-cpp2/meta_types.h"
 
@@ -686,7 +685,7 @@ std::vector<VertexData> MockData::mockVertices(bool upper) {
 
     // Use insert time as ttl col
     if (FLAGS_mock_ttl_col) {
-      props.emplace_back(time::WallClock::fastNowInSec());
+      props.emplace_back(std::time(NULL));
     }
     // Use default value and nullable
     if (player.country_.compare("") != 0) {
@@ -809,7 +808,7 @@ std::vector<EdgeData> MockData::mockEdges(bool upper, bool hasInEdges) {
 
     // Use insert time as ttl col
     if (FLAGS_mock_ttl_col) {
-      props.emplace_back(time::WallClock::fastNowInSec());
+      props.emplace_back(std::time(NULL));
     }
     // Use default value and nullable
     if (!serve.type_.empty()) {
@@ -929,7 +928,7 @@ std::unordered_map<VertexID, std::vector<EdgeData>> MockData::mockmMultiRankServ
 
       // Use insert time as ttl col
       if (FLAGS_mock_ttl_col) {
-        props.emplace_back(time::WallClock::fastNowInSec());
+        props.emplace_back(std::time(NULL));
       }
       // Use default value and nullable
       if (!serve.type_.empty()) {
diff --git a/src/storage/CommonUtils.cpp b/src/storage/CommonUtils.cpp
index 0e748280b6e..f1693b8e5f9 100644
--- a/src/storage/CommonUtils.cpp
+++ b/src/storage/CommonUtils.cpp
@@ -5,8 +5,6 @@
 
 #include "storage/CommonUtils.h"
 
-#include "common/time/WallClock.h"
-
 namespace nebula {
 namespace storage {
 
@@ -27,7 +25,7 @@ bool CommonUtils::checkDataExpiredForTTL(const meta::SchemaProviderIf* schema,
       ftype != nebula::cpp2::PropertyType::INT64) {
     return false;
   }
-  auto now = time::WallClock::fastNowInSec();
+  auto now = std::time(NULL);
 
   // if the value is not INT type (sush as NULL), it will never expire.
   // TODO (sky) : DateTime
diff --git a/src/storage/test/IndexWithTTLTest.cpp b/src/storage/test/IndexWithTTLTest.cpp
index 6c3de4015a0..86f6e9ae7d6 100644
--- a/src/storage/test/IndexWithTTLTest.cpp
+++ b/src/storage/test/IndexWithTTLTest.cpp
@@ -46,7 +46,7 @@ int64_t verifyResultNum(GraphSpaceID spaceId,
   std::unique_ptr<kvstore::KVIterator> iter;
   EXPECT_EQ(nebula::cpp2::ErrorCode::SUCCEEDED, kv->prefix(spaceId, partId, prefix, &iter));
   int64_t rowCount = 0;
-  auto now = time::WallClock::fastNowInSec();
+  auto now = std::time(NULL);
   while (iter->valid()) {
     if (ts > 0) {
       EXPECT_TRUE(!iter->val().empty());
@@ -111,7 +111,7 @@ void insertVertex(storage::StorageEnv* env, size_t vIdLen, TagID tagId) {
     newTag.tag_id_ref() = tagId;
     std::vector<Value> props;
     props.emplace_back(Value(1L));
-    props.emplace_back(Value(time::WallClock::fastNowInSec()));
+    props.emplace_back(Value(std::time(NULL)));
     newTag.props_ref() = std::move(props);
     std::vector<nebula::storage::cpp2::NewTag> newTags;
     newTags.push_back(std::move(newTag));
@@ -140,7 +140,7 @@ void insertEdge(storage::StorageEnv* env, size_t vIdLen, EdgeType edgeType) {
     newEdge.key_ref() = std::move(edgeKey);
     std::vector<Value> props;
     props.emplace_back(Value(1L));
-    props.emplace_back(Value(time::WallClock::fastNowInSec()));
+    props.emplace_back(Value(std::time(NULL)));
     newEdge.props_ref() = std::move(props);
     (*req.parts_ref())[partId].emplace_back(newEdge);
     (*newEdge.key_ref()).edge_type_ref() = -edgeType;
@@ -160,7 +160,7 @@ TEST(IndexWithTTLTest, AddVerticesIndexWithTTL) {
   auto* env = cluster.storageEnv_.get();
   auto vIdLen = env->schemaMan_->getSpaceVidLen(1).value();
 
-  auto beginTime = time::WallClock::fastNowInSec();
+  auto beginTime = std::time(NULL);
   createSchema(env->schemaMan_, 2021001, 1, false);
   createIndex(env->indexMan_, 2021001, 2021002, false);
   insertVertex(env, vIdLen, 2021001);
@@ -207,7 +207,7 @@ TEST(IndexWithTTLTest, AddEdgesIndexWithTTL) {
   auto* env = cluster.storageEnv_.get();
   auto vIdLen = env->schemaMan_->getSpaceVidLen(1).value();
 
-  auto beginTime = time::WallClock::fastNowInSec();
+  auto beginTime = std::time(NULL);
   createSchema(env->schemaMan_, 2021001, 1, true);
   createIndex(env->indexMan_, 2021001, 2021002, true);
   insertEdge(env, vIdLen, 2021001);
@@ -254,7 +254,7 @@ TEST(IndexWithTTLTest, UpdateVerticesIndexWithTTL) {
   auto* env = cluster.storageEnv_.get();
   auto vIdLen = env->schemaMan_->getSpaceVidLen(1).value();
 
-  auto beginTime = time::WallClock::fastNowInSec();
+  auto beginTime = std::time(NULL);
   createSchema(env->schemaMan_, 2021001, 1800, false);
   createIndex(env->indexMan_, 2021001, 2021002, false);
   insertVertex(env, vIdLen, 2021001);
@@ -325,7 +325,7 @@ TEST(IndexWithTTLTest, UpdateEdgesIndexWithTTL) {
   auto* env = cluster.storageEnv_.get();
   auto vIdLen = env->schemaMan_->getSpaceVidLen(1).value();
 
-  auto beginTime = time::WallClock::fastNowInSec();
+  auto beginTime = std::time(NULL);
   createSchema(env->schemaMan_, 2021001, 1800, true);
   createIndex(env->indexMan_, 2021001, 2021002, true);
   insertEdge(env, vIdLen, 2021001);
@@ -402,7 +402,7 @@ TEST(IndexWithTTLTest, RebuildTagIndexWithTTL) {
   auto* env = cluster.storageEnv_.get();
   auto vIdLen = env->schemaMan_->getSpaceVidLen(1).value();
 
-  auto beginTime = time::WallClock::fastNowInSec();
+  auto beginTime = std::time(NULL);
   createSchema(env->schemaMan_, 2021001, 180000, false);
   insertVertex(env, vIdLen, 2021001);
 
@@ -471,7 +471,7 @@ TEST(IndexWithTTLTest, RebuildEdgeIndexWithTTL) {
   auto* env = cluster.storageEnv_.get();
   auto vIdLen = env->schemaMan_->getSpaceVidLen(1).value();
 
-  auto beginTime = time::WallClock::fastNowInSec();
+  auto beginTime = std::time(NULL);
   createSchema(env->schemaMan_, 2021001, 180000, true);
   insertEdge(env, vIdLen, 2021001);
 
@@ -540,7 +540,7 @@ TEST(IndexWithTTLTest, RebuildTagIndexWithTTLExpired) {
   auto* env = cluster.storageEnv_.get();
   auto vIdLen = env->schemaMan_->getSpaceVidLen(1).value();
 
-  auto beginTime = time::WallClock::fastNowInSec();
+  auto beginTime = std::time(NULL);
   createSchema(env->schemaMan_, 2021001, 1, false);
   insertVertex(env, vIdLen, 2021001);
 
@@ -611,7 +611,7 @@ TEST(IndexWithTTLTest, RebuildEdgeIndexWithTTLExpired) {
   auto* env = cluster.storageEnv_.get();
   auto vIdLen = env->schemaMan_->getSpaceVidLen(1).value();
 
-  auto beginTime = time::WallClock::fastNowInSec();
+  auto beginTime = std::time(NULL);
   createSchema(env->schemaMan_, 2021001, 1, true);
   insertEdge(env, vIdLen, 2021001);
 
diff --git a/src/storage/test/QueryTestUtils.h b/src/storage/test/QueryTestUtils.h
index 0f5a2ea6661..ef6abb5b2ce 100644
--- a/src/storage/test/QueryTestUtils.h
+++ b/src/storage/test/QueryTestUtils.h
@@ -261,7 +261,7 @@ class QueryTestUtils {
     }
     auto indexes =
         IndexKeyUtils::vertexIndexKeys(spaceVidLen, partId, indexId, vId, {std::move(row)});
-    auto val = FLAGS_mock_ttl_col ? IndexKeyUtils::indexVal(time::WallClock::fastNowInSec()) : "";
+    auto val = FLAGS_mock_ttl_col ? IndexKeyUtils::indexVal(std::time(NULL)) : "";
     for (auto& index : indexes) {
       data.emplace_back(std::move(index), std::move(val));
     }
@@ -287,7 +287,7 @@ class QueryTestUtils {
     }
     auto indexes = IndexKeyUtils::edgeIndexKeys(
         spaceVidLen, partId, indexId, srcId, rank, dstId, {std::move(row)});
-    auto val = FLAGS_mock_ttl_col ? IndexKeyUtils::indexVal(time::WallClock::fastNowInSec()) : "";
+    auto val = FLAGS_mock_ttl_col ? IndexKeyUtils::indexVal(std::time(NULL)) : "";
     for (auto& index : indexes) {
       data.emplace_back(std::move(index), val);
     }