diff --git a/changelogs/unreleased/4854-jxun b/changelogs/unreleased/4854-jxun
new file mode 100644
index 000000000..abecfa4e1
--- /dev/null
+++ b/changelogs/unreleased/4854-jxun
@@ -0,0 +1 @@
+Modify CSI VolumeSnapshot metric related code.
\ No newline at end of file
diff --git a/pkg/controller/backup_controller.go b/pkg/controller/backup_controller.go
index 7402f7e45..e7075a560 100644
--- a/pkg/controller/backup_controller.go
+++ b/pkg/controller/backup_controller.go
@@ -621,6 +621,8 @@ func (c *backupController) runBackup(backup *pkgbackup.Request) error {
 			if err != nil {
 				backupLog.Error(err)
 			}
+
+			backup.CSISnapshots = volumeSnapshots
 		}
 
 		if c.volumeSnapshotContentLister != nil {
diff --git a/pkg/metrics/metrics.go b/pkg/metrics/metrics.go
index 2e593a046..d486a88bd 100644
--- a/pkg/metrics/metrics.go
+++ b/pkg/metrics/metrics.go
@@ -410,6 +410,15 @@ func (m *ServerMetrics) InitSchedule(scheduleName string) {
 	if c, ok := m.metrics[volumeSnapshotFailureTotal].(*prometheus.CounterVec); ok {
 		c.WithLabelValues(scheduleName).Add(0)
 	}
+	if c, ok := m.metrics[csiSnapshotAttemptTotal].(*prometheus.CounterVec); ok {
+		c.WithLabelValues(scheduleName, "").Add(0)
+	}
+	if c, ok := m.metrics[csiSnapshotSuccessTotal].(*prometheus.CounterVec); ok {
+		c.WithLabelValues(scheduleName, "").Add(0)
+	}
+	if c, ok := m.metrics[csiSnapshotFailureTotal].(*prometheus.CounterVec); ok {
+		c.WithLabelValues(scheduleName, "").Add(0)
+	}
 }
 
 // InitSchedule initializes counter metrics for a node.