diff --git a/app/vmstorage/main.go b/app/vmstorage/main.go
index ad471899d..aa28bbf21 100644
--- a/app/vmstorage/main.go
+++ b/app/vmstorage/main.go
@@ -526,7 +526,6 @@ func writeStorageMetrics(w io.Writer, strg *storage.Storage) {
 	metrics.WriteCounterUint64(w, `vm_deduplicated_samples_total{type="merge"}`, m.DedupsDuringMerge)
 	metrics.WriteGaugeUint64(w, `vm_snapshots`, m.SnapshotsCount)
 
-	metrics.WriteCounterUint64(w, `vm_rows_ignored_total{reason="nan_value"}`, m.NaNValueRows)
 	metrics.WriteCounterUint64(w, `vm_rows_ignored_total{reason="big_timestamp"}`, m.TooBigTimestampRows)
 	metrics.WriteCounterUint64(w, `vm_rows_ignored_total{reason="small_timestamp"}`, m.TooSmallTimestampRows)
 	metrics.WriteCounterUint64(w, `vm_rows_ignored_total{reason="invalid_raw_metric_name"}`, m.InvalidRawMetricNames)
diff --git a/lib/storage/storage.go b/lib/storage/storage.go
index 46362a38a..85a05e4b3 100644
--- a/lib/storage/storage.go
+++ b/lib/storage/storage.go
@@ -42,7 +42,6 @@ const (
 type Storage struct {
 	rowsReceivedTotal atomic.Uint64
 	rowsAddedTotal    atomic.Uint64
-	naNValueRows      atomic.Uint64
 
 	tooSmallTimestampRows atomic.Uint64
 	tooBigTimestampRows   atomic.Uint64
@@ -490,7 +489,6 @@ type Metrics struct {
 	DedupsDuringMerge uint64
 	SnapshotsCount    uint64
 
-	NaNValueRows          uint64
 	TooSmallTimestampRows uint64
 	TooBigTimestampRows   uint64
 	InvalidRawMetricNames uint64
@@ -566,7 +564,6 @@ func (s *Storage) UpdateMetrics(m *Metrics) {
 	m.DedupsDuringMerge = dedupsDuringMerge.Load()
 	m.SnapshotsCount += uint64(s.mustGetSnapshotsCount())
 
-	m.NaNValueRows += s.naNValueRows.Load()
 	m.TooSmallTimestampRows += s.tooSmallTimestampRows.Load()
 	m.TooBigTimestampRows += s.tooBigTimestampRows.Load()
 	m.InvalidRawMetricNames += s.invalidRawMetricNames.Load()
@@ -1838,7 +1835,6 @@ func (s *Storage) add(rows []rawRow, dstMrs []*MetricRow, mrs []MetricRow, preci
 			if !decimal.IsStaleNaN(mr.Value) {
 				// Skip NaNs other than Prometheus staleness marker, since the underlying encoding
 				// doesn't know how to work with them.
-				s.naNValueRows.Add(1)
 				continue
 			}
 		}
diff --git a/lib/storage/storage_test.go b/lib/storage/storage_test.go
index 4396fcb43..5291bdb91 100644
--- a/lib/storage/storage_test.go
+++ b/lib/storage/storage_test.go
@@ -2,7 +2,6 @@ package storage
 
 import (
 	"fmt"
-	"math"
 	"math/rand"
 	"os"
 	"path/filepath"
@@ -1390,9 +1389,6 @@ func TestStorageRowsNotAdded(t *testing.T) {
 		if got, want := gotMetrics.RowsAddedTotal, opts.wantMetrics.RowsAddedTotal; got != want {
 			t.Fatalf("unexpected Metrics.RowsAddedTotal: got %d, want %d", got, want)
 		}
-		if got, want := gotMetrics.NaNValueRows, opts.wantMetrics.NaNValueRows; got != want {
-			t.Fatalf("unexpected Metrics.NaNValueRows: got %d, want %d", got, want)
-		}
 		if got, want := gotMetrics.InvalidRawMetricNames, opts.wantMetrics.InvalidRawMetricNames; got != want {
 			t.Fatalf("unexpected Metrics.InvalidRawMetricNames: got %d, want %d", got, want)
 		}
@@ -1448,22 +1444,6 @@ func TestStorageRowsNotAdded(t *testing.T) {
 		},
 	})
 
-	minTimestamp = time.Now().UnixMilli()
-	maxTimestamp = minTimestamp + 1000
-	mrs = testGenerateMetricRows(rng, numRows, minTimestamp, maxTimestamp)
-	for i := range numRows {
-		mrs[i].Value = math.NaN()
-	}
-	f(&options{
-		name: "NaN",
-		mrs:  mrs,
-		tr:   TimeRange{minTimestamp, maxTimestamp},
-		wantMetrics: &Metrics{
-			RowsReceivedTotal: numRows,
-			NaNValueRows:      numRows,
-		},
-	})
-
 	minTimestamp = time.Now().UnixMilli()
 	maxTimestamp = minTimestamp + 1000
 	mrs = testGenerateMetricRows(rng, numRows, minTimestamp, maxTimestamp)