diff --git a/plugins/ptp_operator/metrics/logparser.go b/plugins/ptp_operator/metrics/logparser.go
index c538328c..c9fb61f8 100644
--- a/plugins/ptp_operator/metrics/logparser.go
+++ b/plugins/ptp_operator/metrics/logparser.go
@@ -370,7 +370,6 @@ func (p *PTPEventManager) ParseGMLogs(processName, configName, output string, fi
 	SyncState.With(map[string]string{"process": processName, "node": ptpNodeName, "iface": alias}).Set(GetSyncStateID(syncState))
 	// status metrics
 	ptpStats[masterType].SetPtpDependentEventState(clockState, ptpStats.HasMetrics(processName), ptpStats.HasMetricHelp(processName))
-	ptpStats[masterType].SetLastSyncState(clockState.State)
 	ptpStats[masterType].SetAlias(alias)
 
 	// If GM is locked/Freerun/Holdover then ptp state change event
diff --git a/plugins/ptp_operator/metrics/metrics_test.go b/plugins/ptp_operator/metrics/metrics_test.go
index 52058992..c0f528e1 100644
--- a/plugins/ptp_operator/metrics/metrics_test.go
+++ b/plugins/ptp_operator/metrics/metrics_test.go
@@ -280,6 +280,7 @@ var testCases = []TestCase{
 		expectedNmeaStatus:             SKIP,
 		expectedPpsStatus:              SKIP,
 		expectedClockClassMetrics:      SKIP,
+		expectedEvent:                  ptp.PtpStateChange,
 	},
 	{
 		log:                            "gnss[1000000500]:[ts2phc.0.config] ens2f1 gnss_status 3 offset 5 s2",