diff --git a/src/pkg/exporter/project_collector.go b/src/pkg/exporter/project_collector.go
index d43e6fe1a..21fdfef93 100644
--- a/src/pkg/exporter/project_collector.go
+++ b/src/pkg/exporter/project_collector.go
@@ -41,28 +41,28 @@ var (
 		valueType: prometheus.GaugeValue,
 	}
 	projectUsage = typedDesc{
-		desc:      newDescWithLables("", "project_usage_byte", "The used resource of a project", "project_id"),
+		desc:      newDescWithLables("", "project_usage_byte", "The used resource of a project", "project_name"),
 		valueType: prometheus.GaugeValue,
 	}
 	projectQuote = typedDesc{
-		desc:      newDescWithLables("", "project_quota_byte", "The quota of a project", "project_id"),
+		desc:      newDescWithLables("", "project_quota_byte", "The quota of a project", "project_name"),
 		valueType: prometheus.GaugeValue,
 	}
 	projectRepoTotal = typedDesc{
-		desc:      newDescWithLables("", "project_repo_total", "Total project repos number", "project_id", "public"),
+		desc:      newDescWithLables("", "project_repo_total", "Total project repos number", "project_name", "public"),
 		valueType: prometheus.GaugeValue,
 	}
 
 	projectMemberTotal = typedDesc{
-		desc:      newDescWithLables("", "project_member_total", "Total members number of a project", "project_id"),
+		desc:      newDescWithLables("", "project_member_total", "Total members number of a project", "project_name"),
 		valueType: prometheus.GaugeValue,
 	}
 	artifactPullTotal = typedDesc{
-		desc:      newDescWithLables("", "image_pulled", "The pull number of an image", "project_id"),
+		desc:      newDescWithLables("", "artifact_pulled", "The pull number of an artifact", "project_name"),
 		valueType: prometheus.GaugeValue,
 	}
 	projectArtifactTotal = typedDesc{
-		desc:      newDescWithLables("", "project_artifact_total", "Total project images number", "project_id", "public", "image_type"),
+		desc:      newDescWithLables("", "project_artifact_total", "Total project artifacts number", "project_name", "public", "artifact_type"),
 		valueType: prometheus.GaugeValue,
 	}
 )
diff --git a/src/pkg/exporter/system_collector.go b/src/pkg/exporter/system_collector.go
index 0384c0a6f..4c7f28061 100644
--- a/src/pkg/exporter/system_collector.go
+++ b/src/pkg/exporter/system_collector.go
@@ -2,6 +2,7 @@ package exporter
 
 import (
 	"encoding/json"
+	"strconv"
 
 	"github.com/goharbor/harbor/src/lib/log"
 	"github.com/prometheus/client_golang/prometheus"
@@ -66,7 +67,7 @@ func (hc *SystemInfoCollector) getSysInfo() []prometheus.Metric {
 	result = append(result, harborSysInfo.MustNewConstMetric(1,
 		sysInfoResponse.AuthMode,
 		sysInfoResponse.HarborVersion,
-		sysInfoResponse.SelfRegistration))
+		strconv.FormatBool(sysInfoResponse.SelfRegistration)))
 	if CacheEnabled() {
 		CachePut(systemInfoCollectorName, result)
 	}
@@ -76,5 +77,5 @@ func (hc *SystemInfoCollector) getSysInfo() []prometheus.Metric {
 type responseSysInfo struct {
 	AuthMode         string `json:"auth_mode"`
 	HarborVersion    string `json:"harbor_version"`
-	SelfRegistration string `json:"self_registration"`
+	SelfRegistration bool   `json:"self_registration"`
 }
diff --git a/tests/apitests/python/test_verify_metrics_enabled.py b/tests/apitests/python/test_verify_metrics_enabled.py
index e4bfad137..b5f158928 100644
--- a/tests/apitests/python/test_verify_metrics_enabled.py
+++ b/tests/apitests/python/test_verify_metrics_enabled.py
@@ -13,7 +13,7 @@ class TestMetricsExist(unittest.TestCase):
         'core': golang_basic_metrics + ["harbor_core_http_request_total", "harbor_core_http_request_duration_seconds",
     "harbor_core_http_inflight_requests"],
         'registry': golang_basic_metrics + ["registry_http_in_flight_requests"],
-        'exporter': golang_basic_metrics + ["harbor_image_pulled",
+        'exporter': golang_basic_metrics + ["artifact_pulled",
     "harbor_project_artifact_total", "harbor_project_member_total", "harbor_project_quota_byte",
     "harbor_project_repo_total", "harbor_project_total"
     ]