diff --git a/CMakeLists.txt b/CMakeLists.txt
index a55e05ec331697c29be376008dbf391b7937d1e4..50f3f2c87c85486b58e55965ee1626a17d595a2f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,7 @@ include(cmake/Utils.cmake)
 include(cmake/Env.cmake)
 
 project("OceanBase CE"
-  VERSION 3.1.3
+  VERSION 3.1.4
   DESCRIPTION "OceanBase distributed database system"
   HOMEPAGE_URL "https://open.oceanbase.com/"
   LANGUAGES CXX C ASM)
diff --git a/cmake/RPM.cmake b/cmake/RPM.cmake
index a66a685470a3d137c41e68256b95b4fe8e33e06a..b536153ccdbac4543f155616bd209664005cd7e5 100644
--- a/cmake/RPM.cmake
+++ b/cmake/RPM.cmake
@@ -17,10 +17,10 @@ list(APPEND CPACK_RPM_EXCLUDE_FROM_AUTO_FILELIST_ADDITION "/home/admin/oceanbase
 set(CPACK_PACKAGE_NAME "oceanbase-ce")
 set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "OceanBase CE is a distributed relational database")
 set(CPACK_PACKAGE_VENDOR "Ant Group CO., Ltd.")
-set(CPACK_PACKAGE_VERSION 3.1.3)
+set(CPACK_PACKAGE_VERSION 3.1.4)
 set(CPACK_PACKAGE_VERSION_MAJOR 3)
 set(CPACK_PACKAGE_VERSION_MINOR 1)
-set(CPACK_PACKAGE_VERSION_PATCH 3)
+set(CPACK_PACKAGE_VERSION_PATCH 4)
 set(CPACK_RPM_PACKAGE_GROUP "Applications/Databases")
 set(CPACK_RPM_PACKAGE_URL "https://open.oceanbase.com")
 set(CPACK_RPM_PACKAGE_DESCRIPTION "OceanBase CE is a distributed relational database")
diff --git a/src/share/ob_cluster_version.h b/src/share/ob_cluster_version.h
index cea0ad96eecde2aefc0368f5bb8430f5d6a0555f..8e86f24693370ba85f210bbb256ecaf3ec3e41dd 100644
--- a/src/share/ob_cluster_version.h
+++ b/src/share/ob_cluster_version.h
@@ -95,11 +95,12 @@ uint64_t cal_version(const uint64_t major, const uint64_t minor, const uint64_t
 #define CLUSTER_VERSION_311 (oceanbase::common::cal_version(3, 1, 1))
 #define CLUSTER_VERSION_312 (oceanbase::common::cal_version(3, 1, 2))
 #define CLUSTER_VERSION_313 (oceanbase::common::cal_version(3, 1, 3))
+#define CLUSTER_VERSION_314 (oceanbase::common::cal_version(3, 1, 4))
 #define CLUSTER_VERSION_MAX UINT64_MAX
 // FIXME If you update the above version, please update me, CLUSTER_CURRENT_VERSION & ObUpgradeChecker!!!!!!
 
 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-#define CLUSTER_CURRENT_VERSION CLUSTER_VERSION_313
+#define CLUSTER_CURRENT_VERSION CLUSTER_VERSION_314
 #define GET_MIN_CLUSTER_VERSION() (oceanbase::common::ObClusterVersion::get_instance().get_cluster_version())
 #define GET_UNIS_CLUSTER_VERSION() (::oceanbase::lib::get_unis_compat_version() ?: GET_MIN_CLUSTER_VERSION())
 
diff --git a/src/share/ob_upgrade_utils.cpp b/src/share/ob_upgrade_utils.cpp
index 0aeeb973bd74b728266cf460432b2b7f771a9591..7f97de03c3f51d7168fef9e65647b2958fb12cd8 100644
--- a/src/share/ob_upgrade_utils.cpp
+++ b/src/share/ob_upgrade_utils.cpp
@@ -32,7 +32,8 @@ namespace share {
 const uint64_t ObUpgradeChecker::UPGRADE_PATH[CLUTER_VERSION_NUM] = {
     CALC_CLUSTER_VERSION(3UL, 1UL, 1UL),    //3.1.1
     CALC_CLUSTER_VERSION(3UL, 1UL, 2UL),   //3.1.2
-    CALC_CLUSTER_VERSION(3UL, 1UL, 3UL)   //3.1.3
+    CALC_CLUSTER_VERSION(3UL, 1UL, 3UL),   //3.1.3
+    CALC_CLUSTER_VERSION(3UL, 1UL, 4UL)   //3.1.4
 };
 
 bool ObUpgradeChecker::check_cluster_version_exist(const uint64_t version)
@@ -1090,6 +1091,7 @@ int ObUpgradeProcesserSet::init(ObBaseUpgradeProcessor::UpgradeMode mode, common
     INIT_PROCESSOR_BY_VERSION(3, 1, 1);
     INIT_PROCESSOR_BY_VERSION(3, 1, 2);
     INIT_PROCESSOR_BY_VERSION(3, 1, 3);
+    INIT_PROCESSOR_BY_VERSION(3, 1, 4);
 #undef INIT_PROCESSOR_BY_VERSION
     inited_ = true;
   }
diff --git a/src/share/ob_upgrade_utils.h b/src/share/ob_upgrade_utils.h
index d8580d1c8a8aea58a311e0bf799e196e010ebdf9..468719d12502d089dca2fb8ceb8560c28077a148 100644
--- a/src/share/ob_upgrade_utils.h
+++ b/src/share/ob_upgrade_utils.h
@@ -181,7 +181,7 @@ public:
   static bool check_cluster_version_exist(const uint64_t version);
 
 public:
-  static const int64_t CLUTER_VERSION_NUM = 3;
+  static const int64_t CLUTER_VERSION_NUM = 4;
   static const uint64_t UPGRADE_PATH[CLUTER_VERSION_NUM];
 };
 
@@ -233,6 +233,7 @@ DEF_SIMPLE_UPGRARD_PROCESSER(3, 1, 0);
 DEF_SIMPLE_UPGRARD_PROCESSER(3, 1, 1);
 DEF_SIMPLE_UPGRARD_PROCESSER(3, 1, 2);
 DEF_SIMPLE_UPGRARD_PROCESSER(3, 1, 3);
+DEF_SIMPLE_UPGRARD_PROCESSER(3, 1, 4);
 
 /* =========== upgrade processor end ============= */
 
diff --git a/src/share/parameter/ob_parameter_seed.ipp b/src/share/parameter/ob_parameter_seed.ipp
index 3befc5a95041bede210cf31df07081969e99371c..a2d2eee915805e09d483f31bc71db19e732f0fda 100644
--- a/src/share/parameter/ob_parameter_seed.ipp
+++ b/src/share/parameter/ob_parameter_seed.ipp
@@ -528,7 +528,7 @@ DEF_TIME(get_leader_candidate_rpc_timeout, OB_CLUSTER_PARAMETER, "9s", "[2s, 180
     "the time during a get leader candidate rpc request "
     "is permitted to execute before it is terminated. Range: [2s, 180s]",
     ObParameterAttr(Section::ROOT_SERVICE, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
-DEF_STR(min_observer_version, OB_CLUSTER_PARAMETER, "3.1.3", "the min observer version",
+DEF_STR(min_observer_version, OB_CLUSTER_PARAMETER, "3.1.4", "the min observer version",
     ObParameterAttr(Section::ROOT_SERVICE, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
 DEF_BOOL(enable_ddl, OB_CLUSTER_PARAMETER, "True",
     "specifies whether DDL operation is turned on. "
diff --git a/tools/upgrade/oceanbase_upgrade_dep.yml b/tools/upgrade/oceanbase_upgrade_dep.yml
index 453ba3bbccbedec72ab2922858785f522dcc3f69..b036e3dd84580988baabe10d8630105772d14858 100644
--- a/tools/upgrade/oceanbase_upgrade_dep.yml
+++ b/tools/upgrade/oceanbase_upgrade_dep.yml
@@ -26,3 +26,6 @@
 - version: 3.1.3
   can_be_upgraded_to:
       - 3.1.4
+- version: 3.1.4
+  can_be_upgraded_to:
+      - 3.1.5
diff --git a/tools/upgrade/special_upgrade_action_post.py b/tools/upgrade/special_upgrade_action_post.py
index b0aa2b523c25d75d72997325493b2a03abc650e1..9cbe1dcb989e9064c824717823e10e5a3322a761 100755
--- a/tools/upgrade/special_upgrade_action_post.py
+++ b/tools/upgrade/special_upgrade_action_post.py
@@ -17,7 +17,7 @@ def do_special_upgrade(conn, cur, tenant_id_list, user, pwd):
 #因为基准版本更新的时候会调用reset_upgrade_scripts.py来清空actions begin和actions end
 #这两行之间的这些代码，如果不写在这两行之间的话会导致清空不掉相应的代码。
 ####========******####======== actions begin ========####******========####
-  run_upgrade_job(conn, cur, "3.1.3")
+  run_upgrade_job(conn, cur, "3.1.4")
   return
 ####========******####========= actions end =========####******========####
 
diff --git a/tools/upgrade/upgrade_post.py b/tools/upgrade/upgrade_post.py
index a199ac63b6ba6d666412e55a5540804aaf36ed7f..97c098a01758aa59b720a16594f2c93b7c3925d0 100755
--- a/tools/upgrade/upgrade_post.py
+++ b/tools/upgrade/upgrade_post.py
@@ -6396,7 +6396,7 @@
 ##因为基准版本更新的时候会调用reset_upgrade_scripts.py来清空actions begin和actions end
 ##这两行之间的这些代码，如果不写在这两行之间的话会导致清空不掉相应的代码。
 #####========******####======== actions begin ========####******========####
-#  run_upgrade_job(conn, cur, "3.1.3")
+#  run_upgrade_job(conn, cur, "3.1.4")
 #  return
 #####========******####========= actions end =========####******========####
 #
@@ -8686,7 +8686,7 @@
 #
 #class UpgradeParams:
 #  log_filename = 'upgrade_post_checker.log'
-#  new_version = '3.1.3'
+#  new_version = '3.1.4'
 ##### --------------start : my_error.py --------------
 #class MyError(Exception):
 #  def __init__(self, value):
diff --git a/tools/upgrade/upgrade_post_checker.py b/tools/upgrade/upgrade_post_checker.py
index 5c4995ad790f62744e97dc326011323217716036..8ab675674bd45d1e91febd3eb8eb6852305bcb85 100755
--- a/tools/upgrade/upgrade_post_checker.py
+++ b/tools/upgrade/upgrade_post_checker.py
@@ -12,7 +12,7 @@ import time
 
 class UpgradeParams:
   log_filename = 'upgrade_post_checker.log'
-  new_version = '3.1.3'
+  new_version = '3.1.4'
 #### --------------start : my_error.py --------------
 class MyError(Exception):
   def __init__(self, value):
diff --git a/tools/upgrade/upgrade_pre.py b/tools/upgrade/upgrade_pre.py
index 80708f8c6318e930e330ac09de2fe2900accea84..39f26b6c3ee9a5af8c06fc62c21a52070c1eecee 100755
--- a/tools/upgrade/upgrade_pre.py
+++ b/tools/upgrade/upgrade_pre.py
@@ -6396,7 +6396,7 @@
 ##因为基准版本更新的时候会调用reset_upgrade_scripts.py来清空actions begin和actions end
 ##这两行之间的这些代码，如果不写在这两行之间的话会导致清空不掉相应的代码。
 #####========******####======== actions begin ========####******========####
-#  run_upgrade_job(conn, cur, "3.1.3")
+#  run_upgrade_job(conn, cur, "3.1.4")
 #  return
 #####========******####========= actions end =========####******========####
 #
@@ -8686,7 +8686,7 @@
 #
 #class UpgradeParams:
 #  log_filename = 'upgrade_post_checker.log'
-#  new_version = '3.1.3'
+#  new_version = '3.1.4'
 ##### --------------start : my_error.py --------------
 #class MyError(Exception):
 #  def __init__(self, value):