diff --git a/metrics/metrics.go b/metrics/metrics.go
index 8640b7347ebe7..20bc7243d5d61 100644
--- a/metrics/metrics.go
+++ b/metrics/metrics.go
@@ -108,6 +108,7 @@ func RegisterMetrics() {
 	prometheus.MustRegister(TiKVSecondaryLockCleanupFailureCounter)
 	prometheus.MustRegister(TiKVSendReqHistogram)
 	prometheus.MustRegister(TiKVSnapshotCounter)
+	prometheus.MustRegister(TiKVTxnCmdCounter)
 	prometheus.MustRegister(TiKVTxnCmdHistogram)
 	prometheus.MustRegister(TiKVTxnCounter)
 	prometheus.MustRegister(TiKVTxnRegionsNumHistogram)