diff --git a/src/common/api/base.go b/src/common/api/base.go
index 1547a090b..859bc0dac 100644
--- a/src/common/api/base.go
+++ b/src/common/api/base.go
@@ -21,6 +21,7 @@ import (
 	"strconv"
 
 	"errors"
+
 	"github.com/astaxie/beego"
 	"github.com/astaxie/beego/validation"
 	commonhttp "github.com/goharbor/harbor/src/common/http"
@@ -31,6 +32,9 @@ import (
 const (
 	defaultPageSize int64 = 500
 	maxPageSize     int64 = 500
+
+	// APIVersion is the current core api version
+	APIVersion = "v2.0"
 )
 
 // BaseAPI wraps common methods for controllers to host API
diff --git a/src/replication/adapter/harbor/adapter.go b/src/replication/adapter/harbor/adapter.go
index e15f72d7e..f9c4a1563 100644
--- a/src/replication/adapter/harbor/adapter.go
+++ b/src/replication/adapter/harbor/adapter.go
@@ -17,6 +17,11 @@ package harbor
 import (
 	"errors"
 	"fmt"
+	"net/http"
+	"strconv"
+	"strings"
+
+	"github.com/goharbor/harbor/src/common/api"
 	common_http "github.com/goharbor/harbor/src/common/http"
 	"github.com/goharbor/harbor/src/common/http/modifier"
 	common_http_auth "github.com/goharbor/harbor/src/common/http/modifier/auth"
@@ -26,9 +31,6 @@ import (
 	"github.com/goharbor/harbor/src/replication/adapter/native"
 	"github.com/goharbor/harbor/src/replication/model"
 	"github.com/goharbor/harbor/src/replication/util"
-	"net/http"
-	"strconv"
-	"strings"
 )
 
 func init() {
@@ -117,7 +119,7 @@ func (a *adapter) Info() (*model.RegistryInfo, error) {
 	sys := &struct {
 		ChartRegistryEnabled bool `json:"with_chartmuseum"`
 	}{}
-	if err := a.client.Get(a.getURL()+"/api/v2.0/systeminfo", sys); err != nil {
+	if err := a.client.Get(fmt.Sprintf("%s/api/%s/systeminfo", a.getURL(), api.APIVersion), sys); err != nil {
 		return nil, err
 	}
 	if sys.ChartRegistryEnabled {
@@ -127,7 +129,7 @@ func (a *adapter) Info() (*model.RegistryInfo, error) {
 		Name string `json:"name"`
 	}{}
 	// label isn't supported in some previous version of Harbor
-	if err := a.client.Get(a.getURL()+"/api/v2.0/labels?scope=g", &labels); err != nil {
+	if err := a.client.Get(fmt.Sprintf("%s/api/%s/labels?scope=g", a.getURL(), api.APIVersion), &labels); err != nil {
 		if e, ok := err.(*common_http.Error); !ok || e.Code != http.StatusNotFound {
 			return nil, err
 		}
@@ -183,7 +185,7 @@ func (a *adapter) PrepareForPush(resources []*model.Resource) error {
 			Name:     project.Name,
 			Metadata: project.Metadata,
 		}
-		err := a.client.Post(a.getURL()+"/api/v2.0/projects", pro)
+		err := a.client.Post(fmt.Sprintf("%s/api/%s/projects", a.getURL(), api.APIVersion), pro)
 		if err != nil {
 			if httpErr, ok := err.(*common_http.Error); ok && httpErr.Code == http.StatusConflict {
 				log.Debugf("got 409 when trying to create project %s", project.Name)
@@ -249,7 +251,7 @@ type project struct {
 
 func (a *adapter) getProjects(name string) ([]*project, error) {
 	projects := []*project{}
-	url := fmt.Sprintf("%s/api/v2.0/projects?name=%s&page=1&page_size=500", a.getURL(), name)
+	url := fmt.Sprintf("%s/api/%s/projects?name=%s&page=1&page_size=500", a.getURL(), api.APIVersion, name)
 	if err := a.client.GetAndIteratePagination(url, &projects); err != nil {
 		return nil, err
 	}
@@ -284,7 +286,7 @@ func (a *adapter) getProject(name string) (*project, error) {
 
 func (a *adapter) getRepositories(projectID int64) ([]*adp.Repository, error) {
 	repositories := []*adp.Repository{}
-	url := fmt.Sprintf("%s/api/v2.0/repositories?project_id=%d&page=1&page_size=500", a.getURL(), projectID)
+	url := fmt.Sprintf("%s/api/%s/repositories?project_id=%d&page=1&page_size=500", a.getURL(), api.APIVersion, projectID)
 	if err := a.client.GetAndIteratePagination(url, &repositories); err != nil {
 		return nil, err
 	}
diff --git a/src/replication/adapter/harbor/chart_registry.go b/src/replication/adapter/harbor/chart_registry.go
index 2cab3f202..8d872f912 100644
--- a/src/replication/adapter/harbor/chart_registry.go
+++ b/src/replication/adapter/harbor/chart_registry.go
@@ -23,6 +23,7 @@ import (
 	"net/http"
 	"strings"
 
+	"github.com/goharbor/harbor/src/common/api"
 	common_http "github.com/goharbor/harbor/src/common/http"
 	adp "github.com/goharbor/harbor/src/replication/adapter"
 	"github.com/goharbor/harbor/src/replication/model"
@@ -52,7 +53,7 @@ func (a *adapter) FetchCharts(filters []*model.Filter) ([]*model.Resource, error
 	}
 	resources := []*model.Resource{}
 	for _, project := range projects {
-		url := fmt.Sprintf("%s/api/v2.0/chartrepo/%s/charts", a.getURL(), project.Name)
+		url := fmt.Sprintf("%s/api/%s/chartrepo/%s/charts", a.getURL(), api.APIVersion, project.Name)
 		repositories := []*adp.Repository{}
 		if err := a.client.Get(url, &repositories); err != nil {
 			return nil, err
@@ -71,7 +72,7 @@ func (a *adapter) FetchCharts(filters []*model.Filter) ([]*model.Resource, error
 		}
 		for _, repository := range repositories {
 			name := strings.SplitN(repository.Name, "/", 2)[1]
-			url := fmt.Sprintf("%s/api/v2.0/chartrepo/%s/charts/%s", a.getURL(), project.Name, name)
+			url := fmt.Sprintf("%s/api/%s/chartrepo/%s/charts/%s", a.getURL(), api.APIVersion, project.Name, name)
 			versions := []*chartVersion{}
 			if err := a.client.Get(url, &versions); err != nil {
 				return nil, err
@@ -131,7 +132,7 @@ func (a *adapter) getChartInfo(name, version string) (*chartVersionDetail, error
 	if err != nil {
 		return nil, err
 	}
-	url := fmt.Sprintf("%s/api/v2.0/chartrepo/%s/charts/%s/%s", a.url, project, name, version)
+	url := fmt.Sprintf("%s/api/%s/chartrepo/%s/charts/%s/%s", a.url, api.APIVersion, project, name, version)
 	info := &chartVersionDetail{}
 	if err = a.client.Get(url, info); err != nil {
 		return nil, err
@@ -191,7 +192,7 @@ func (a *adapter) UploadChart(name, version string, chart io.Reader) error {
 	}
 	w.Close()
 
-	url := fmt.Sprintf("%s/api/v2.0/chartrepo/%s/charts", a.url, project)
+	url := fmt.Sprintf("%s/api/%s/chartrepo/%s/charts", a.url, api.APIVersion, project)
 
 	req, err := http.NewRequest(http.MethodPost, url, buf)
 	if err != nil {
@@ -222,7 +223,7 @@ func (a *adapter) DeleteChart(name, version string) error {
 	if err != nil {
 		return err
 	}
-	url := fmt.Sprintf("%s/api/v2.0/chartrepo/%s/charts/%s/%s", a.url, project, name, version)
+	url := fmt.Sprintf("%s/api/%s/chartrepo/%s/charts/%s/%s", a.url, api.APIVersion, project, name, version)
 	return a.client.Delete(url)
 }
 
diff --git a/src/replication/adapter/harbor/chart_registry_test.go b/src/replication/adapter/harbor/chart_registry_test.go
index a2820faf1..113448860 100644
--- a/src/replication/adapter/harbor/chart_registry_test.go
+++ b/src/replication/adapter/harbor/chart_registry_test.go
@@ -16,9 +16,11 @@ package harbor
 
 import (
 	"bytes"
+	"fmt"
 	"net/http"
 	"testing"
 
+	"github.com/goharbor/harbor/src/common/api"
 	"github.com/goharbor/harbor/src/common/utils/test"
 	"github.com/goharbor/harbor/src/replication/model"
 	"github.com/stretchr/testify/assert"
@@ -29,7 +31,7 @@ func TestFetchCharts(t *testing.T) {
 	server := test.NewServer([]*test.RequestHandlerMapping{
 		{
 			Method:  http.MethodGet,
-			Pattern: "/api/v2.0/projects",
+			Pattern: fmt.Sprintf("/api/%s/projects", api.APIVersion),
 			Handler: func(w http.ResponseWriter, r *http.Request) {
 				data := `[{
 					"name": "library",
@@ -40,7 +42,7 @@ func TestFetchCharts(t *testing.T) {
 		},
 		{
 			Method:  http.MethodGet,
-			Pattern: "/api/v2.0/chartrepo/library/charts/harbor",
+			Pattern: fmt.Sprintf("/api/%s/chartrepo/library/charts/harbor", api.APIVersion),
 			Handler: func(w http.ResponseWriter, r *http.Request) {
 				data := `[{
 				"name": "harbor",
@@ -54,7 +56,7 @@ func TestFetchCharts(t *testing.T) {
 		},
 		{
 			Method:  http.MethodGet,
-			Pattern: "/api/v2.0/chartrepo/library/charts",
+			Pattern: fmt.Sprintf("/api/%s/chartrepo/library/charts", api.APIVersion),
 			Handler: func(w http.ResponseWriter, r *http.Request) {
 				data := `[{
 				"name": "harbor"
@@ -100,7 +102,7 @@ func TestFetchCharts(t *testing.T) {
 func TestChartExist(t *testing.T) {
 	server := test.NewServer(&test.RequestHandlerMapping{
 		Method:  http.MethodGet,
-		Pattern: "/api/v2.0/chartrepo/library/charts/harbor/1.0",
+		Pattern: fmt.Sprintf("/api/%s/chartrepo/library/charts/harbor/1.0", api.APIVersion),
 		Handler: func(w http.ResponseWriter, r *http.Request) {
 			data := `{
 				"metadata": {
@@ -125,7 +127,7 @@ func TestDownloadChart(t *testing.T) {
 	server := test.NewServer([]*test.RequestHandlerMapping{
 		{
 			Method:  http.MethodGet,
-			Pattern: "/api/v2.0/chartrepo/library/charts/harbor/1.0",
+			Pattern: fmt.Sprintf("/api/%s/chartrepo/library/charts/harbor/1.0", api.APIVersion),
 			Handler: func(w http.ResponseWriter, r *http.Request) {
 				data := `{
 				"metadata": {
@@ -156,7 +158,7 @@ func TestDownloadChart(t *testing.T) {
 func TestUploadChart(t *testing.T) {
 	server := test.NewServer(&test.RequestHandlerMapping{
 		Method:  http.MethodPost,
-		Pattern: "/api/v2.0/chartrepo/library/charts",
+		Pattern: fmt.Sprintf("/api/%s/chartrepo/library/charts", api.APIVersion),
 		Handler: func(w http.ResponseWriter, r *http.Request) {
 			w.WriteHeader(http.StatusOK)
 		},
@@ -174,7 +176,7 @@ func TestUploadChart(t *testing.T) {
 func TestDeleteChart(t *testing.T) {
 	server := test.NewServer(&test.RequestHandlerMapping{
 		Method:  http.MethodDelete,
-		Pattern: "/api/v2.0/chartrepo/library/charts/harbor/1.0",
+		Pattern: fmt.Sprintf("/api/%s/chartrepo/library/charts/harbor/1.0", api.APIVersion),
 		Handler: func(w http.ResponseWriter, r *http.Request) {
 			w.WriteHeader(http.StatusOK)
 		},