diff --git a/src/core/api/harborapi_test.go b/src/core/api/harborapi_test.go
index e082facdf..17e1a1e58 100644
--- a/src/core/api/harborapi_test.go
+++ b/src/core/api/harborapi_test.go
@@ -31,7 +31,6 @@ import (
 	"github.com/goharbor/harbor/src/common/job/test"
 	"github.com/goharbor/harbor/src/common/models"
 	"github.com/goharbor/harbor/src/common/utils"
-	ldapUtils "github.com/goharbor/harbor/src/common/utils/ldap"
 	"github.com/goharbor/harbor/src/core/config"
 	"github.com/goharbor/harbor/src/core/filter"
 	"github.com/goharbor/harbor/tests/apitests/apilib"
@@ -79,25 +78,6 @@ type usrInfo struct {
 }
 
 func init() {
-	ldapConfig := models.LdapConf{
-		LdapURL:               "ldap://127.0.0.1:389",
-		LdapSearchDn:          "cn=admin,dc=example,dc=com",
-		LdapSearchPassword:    "admin",
-		LdapBaseDn:            "dc=example,dc=com",
-		LdapUID:               "cn",
-		LdapScope:             2,
-		LdapConnectionTimeout: 5,
-	}
-	ldapGroupConfig := models.LdapGroupConf{
-		LdapGroupBaseDN:        "ou=groups,dc=example,dc=com",
-		LdapGroupFilter:        "objectclass=groupOfNames",
-		LdapGroupSearchScope:   2,
-		LdapGroupNameAttribute: "cn",
-	}
-	ldapTestConfig, err := ldapUtils.CreateWithAllConfig(ldapConfig, ldapGroupConfig)
-	if err != nil {
-		log.Fatalf("failed to initialize configurations: %v", err)
-	}
 	if err := config.Init(); err != nil {
 		log.Fatalf("failed to initialize configurations: %v", err)
 	}
@@ -155,10 +135,10 @@ func init() {
 	beego.Router("/api/systeminfo", &SystemInfoAPI{}, "get:GetGeneralInfo")
 	beego.Router("/api/systeminfo/volumes", &SystemInfoAPI{}, "get:GetVolumeInfo")
 	beego.Router("/api/systeminfo/getcert", &SystemInfoAPI{}, "get:GetCert")
-	beego.Router("/api/ldap/ping", &LdapAPI{ldapConfig: ldapTestConfig, useTestConfig: true}, "post:Ping")
-	beego.Router("/api/ldap/users/search", &LdapAPI{ldapConfig: ldapTestConfig, useTestConfig: true}, "get:Search")
-	beego.Router("/api/ldap/groups/search", &LdapAPI{ldapConfig: ldapTestConfig, useTestConfig: true}, "get:SearchGroup")
-	beego.Router("/api/ldap/users/import", &LdapAPI{ldapConfig: ldapTestConfig, useTestConfig: true}, "post:ImportUser")
+	beego.Router("/api/ldap/ping", &LdapAPI{}, "post:Ping")
+	beego.Router("/api/ldap/users/search", &LdapAPI{}, "get:Search")
+	beego.Router("/api/ldap/groups/search", &LdapAPI{}, "get:SearchGroup")
+	beego.Router("/api/ldap/users/import", &LdapAPI{}, "post:ImportUser")
 	beego.Router("/api/configurations", &ConfigAPI{})
 	beego.Router("/api/configurations/reset", &ConfigAPI{}, "post:Reset")
 	beego.Router("/api/configs", &ConfigAPI{}, "get:GetInternalConfig")
diff --git a/src/core/api/ldap.go b/src/core/api/ldap.go
index 25aaa35a8..81f45dd87 100644
--- a/src/core/api/ldap.go
+++ b/src/core/api/ldap.go
@@ -28,8 +28,7 @@ import (
 // LdapAPI handles requesst to /api/ldap/ping /api/ldap/user/search /api/ldap/user/import
 type LdapAPI struct {
 	BaseController
-	ldapConfig    *ldapUtils.Session
-	useTestConfig bool // Only used for unit test
+	ldapConfig *ldapUtils.Session
 }
 
 const (
@@ -51,14 +50,14 @@ func (l *LdapAPI) Prepare() {
 		l.HandleForbidden(l.SecurityCtx.GetUsername())
 		return
 	}
-	if l.useTestConfig {
-		ldapCfg, err := ldapUtils.LoadSystemLdapConfig()
-		if err != nil {
-			l.HandleInternalServerError(fmt.Sprintf("Can't load system configuration, error: %v", err))
-			return
-		}
-		l.ldapConfig = ldapCfg
+
+	ldapCfg, err := ldapUtils.LoadSystemLdapConfig()
+	if err != nil {
+		l.HandleInternalServerError(fmt.Sprintf("Can't load system configuration, error: %v", err))
+		return
 	}
+	l.ldapConfig = ldapCfg
+
 }
 
 // Ping ...
diff --git a/src/core/api/ldap_test.go b/src/core/api/ldap_test.go
deleted file mode 100644
index 1c5b11674..000000000
--- a/src/core/api/ldap_test.go
+++ /dev/null
@@ -1,136 +0,0 @@
-package api
-
-import (
-	"net/http"
-	"testing"
-
-	"github.com/goharbor/harbor/src/common/models"
-)
-
-func TestLDAPPing(t *testing.T) {
-	cases := []*codeCheckingCase{
-		{
-			request: &testingRequest{
-				method: http.MethodPost,
-				url:    "/api/ldap/ping",
-			},
-			code: http.StatusUnauthorized,
-		},
-		{
-			request: &testingRequest{
-				method:     http.MethodPost,
-				url:        "/api/ldap/ping",
-				credential: admin,
-			},
-			code: http.StatusOK,
-		},
-		{
-			request: &testingRequest{
-				method: http.MethodPost,
-				url:    "/api/ldap/ping",
-				bodyJSON: &models.LdapConf{
-					LdapURL:               "ldap://127.0.0.1:389",
-					LdapSearchDn:          "cn=admin,dc=example,dc=com",
-					LdapSearchPassword:    "admin",
-					LdapBaseDn:            "dc=example,dc=com",
-					LdapUID:               "cn",
-					LdapScope:             2,
-					LdapConnectionTimeout: 5,
-				},
-				credential: admin,
-			},
-			code: http.StatusOK,
-		},
-	}
-	runCodeCheckingCases(t, cases...)
-}
-
-func TestLDAPUserSearch(t *testing.T) {
-	cases := []*codeCheckingCase{
-		{
-			request: &testingRequest{
-				method: http.MethodGet,
-				url:    "/api/ldap/users/search?username=mike",
-			},
-			code: http.StatusUnauthorized,
-		},
-		{
-			request: &testingRequest{
-				method:     http.MethodGet,
-				url:        "/api/ldap/users/search?username=mike",
-				credential: admin,
-			},
-			code: http.StatusOK,
-		},
-	}
-	runCodeCheckingCases(t, cases...)
-}
-
-func TestLDAPGroupSearch(t *testing.T) {
-	cases := []*codeCheckingCase{
-		{
-			request: &testingRequest{
-				method: http.MethodGet,
-				url:    "/api/ldap/groups/search?groupname=harbor_users",
-			},
-			code: http.StatusUnauthorized,
-		},
-		{
-			request: &testingRequest{
-				method:     http.MethodGet,
-				url:        "/api/ldap/groups/search?groupname=harbor_users",
-				credential: admin,
-			},
-			code: http.StatusOK,
-		},
-	}
-	runCodeCheckingCases(t, cases...)
-}
-
-func TestLDAPGroupSearchWithDN(t *testing.T) {
-	cases := []*codeCheckingCase{
-		{
-			request: &testingRequest{
-				method: http.MethodGet,
-				url:    "/api/ldap/groups/search?groupdn=cn=harbor_users,ou=groups,dc=example,dc=com",
-			},
-			code: http.StatusUnauthorized,
-		},
-		{
-			request: &testingRequest{
-				method:     http.MethodGet,
-				url:        "/api/ldap/groups/search?groupname=cn=harbor_users,ou=groups,dc=example,dc=com",
-				credential: admin,
-			},
-			code: http.StatusOK,
-		},
-	}
-	runCodeCheckingCases(t, cases...)
-}
-
-func TestLDAPImportUser(t *testing.T) {
-	cases := []*codeCheckingCase{
-		{
-			request: &testingRequest{
-				method: http.MethodPost,
-				url:    "/api/ldap/users/import",
-				bodyJSON: &models.LdapImportUser{
-					LdapUIDList: []string{"mike", "mike02"},
-				},
-			},
-			code: http.StatusUnauthorized,
-		},
-		{
-			request: &testingRequest{
-				method: http.MethodPost,
-				url:    "/api/ldap/users/import",
-				bodyJSON: &models.LdapImportUser{
-					LdapUIDList: []string{"mike", "mike02"},
-				},
-				credential: admin,
-			},
-			code: http.StatusOK,
-		},
-	}
-	runCodeCheckingCases(t, cases...)
-}