diff --git a/tsdb/record/bench_test.go b/tsdb/record/bench_test.go
index fdbe65ad9d..64c8ad4702 100644
--- a/tsdb/record/bench_test.go
+++ b/tsdb/record/bench_test.go
@@ -121,8 +121,8 @@ var (
 		testrecord.WorstCase1000WithSTSamples,
 	}
 	versions = []struct {
-		name      string
-		enableST  bool
+		name     string
+		enableST bool
 	}{
 		{"V1", false},
 		{"V2", true},
@@ -134,7 +134,8 @@ var (
 		-run '^$' -bench '^BenchmarkEncode_Samples' \
 		-benchtime 5s -count 6 -cpu 2 -timeout 999m \
 		| tee encode.txt
-	benchstat -col /version encode.txt
+
+benchstat -col /version encode.txt
 */
 func BenchmarkEncode_Samples(b *testing.B) {
 	for _, ver := range versions {
@@ -176,7 +177,8 @@ func BenchmarkEncode_Samples(b *testing.B) {
 		-run '^$' -bench '^BenchmarkDecode_Samples' \
 		-benchtime 5s -count 6 -cpu 2 -timeout 999m \
 		| tee decode.txt
-	benchstat -col /version decode.txt
+
+benchstat -col /version decode.txt
 */
 func BenchmarkDecode_Samples(b *testing.B) {
 	for _, ver := range versions {
@@ -228,7 +230,8 @@ var (
 		-run '^$' -bench '^BenchmarkEncode_Histograms' \
 		-benchtime 5s -count 6 -cpu 2 -timeout 999m \
 		| tee encode-hist.txt
-	benchstat -col /version encode-hist.txt
+
+benchstat -col /version encode-hist.txt
 */
 func BenchmarkEncode_Histograms(b *testing.B) {
 	for _, ver := range versions {
@@ -282,7 +285,8 @@ func BenchmarkEncode_Histograms(b *testing.B) {
 		-run '^$' -bench '^BenchmarkDecode_Histograms' \
 		-benchtime 5s -count 6 -cpu 2 -timeout 999m \
 		| tee decode-hist.txt
-	benchstat -col /version decode-hist.txt
+
+benchstat -col /version decode-hist.txt
 */
 func BenchmarkDecode_Histograms(b *testing.B) {
 	for _, ver := range versions {
@@ -337,7 +341,8 @@ func BenchmarkDecode_Histograms(b *testing.B) {
 		-run '^$' -bench '^BenchmarkEncode_FloatHistograms' \
 		-benchtime 5s -count 6 -cpu 2 -timeout 999m \
 		| tee encode-fhist.txt
-	benchstat -col /version encode-fhist.txt
+
+benchstat -col /version encode-fhist.txt
 */
 func BenchmarkEncode_FloatHistograms(b *testing.B) {
 	for _, ver := range versions {
@@ -391,7 +396,8 @@ func BenchmarkEncode_FloatHistograms(b *testing.B) {
 		-run '^$' -bench '^BenchmarkDecode_FloatHistograms' \
 		-benchtime 5s -count 6 -cpu 2 -timeout 999m \
 		| tee decode-fhist.txt
-	benchstat -col /version decode-fhist.txt
+
+benchstat -col /version decode-fhist.txt
 */
 func BenchmarkDecode_FloatHistograms(b *testing.B) {
 	for _, ver := range versions {
diff --git a/tsdb/record/record.go b/tsdb/record/record.go
index c32db2a6e9..ce21af4c89 100644
--- a/tsdb/record/record.go
+++ b/tsdb/record/record.go
@@ -602,7 +602,7 @@ func (d *Decoder) histogramSamplesV2(dec *encoding.Decbuf, histograms []RefHisto
 		if prev == nil || len(histograms) == 0 {
 			prev = &RefHistogramSample{
 				Ref: firstRef,
-				ST: firstST,
+				ST:  firstST,
 			}
 		}
 
@@ -781,7 +781,7 @@ func (d *Decoder) floatHistogramSamplesV2(dec *encoding.Decbuf, histograms []Ref
 		if prev == nil || len(histograms) == 0 {
 			prev = &RefFloatHistogramSample{
 				Ref: firstRef,
-				ST: firstST,
+				ST:  firstST,
 			}
 		}
 
diff --git a/tsdb/record/record_test.go b/tsdb/record/record_test.go
index 5125b68d25..1e50d569b9 100644
--- a/tsdb/record/record_test.go
+++ b/tsdb/record/record_test.go
@@ -488,7 +488,6 @@ func TestRecord_MixedRegularAndCustomBucketHistogramPermutations(t *testing.T) {
 	type tc struct {
 		name    string
 		kinds   []string
-		stModes []stMode
 	}
 
 	testCases := []tc{
diff --git a/util/testrecord/record.go b/util/testrecord/record.go
index dab721e8b8..6ec61f8981 100644
--- a/util/testrecord/record.go
+++ b/util/testrecord/record.go
@@ -159,9 +159,9 @@ func GenCustomBucketHistograms(n int, stCase HistSTCase) []record.RefHistogramSa
 			Ref: chunks.HeadSeriesRef(i),
 			T:   1709000000 + int64(i)*15,
 			H: &histogram.Histogram{
-				Count:         uint64(10 + i%100),
-				Sum:           float64(100+i) * 1.5,
-				Schema:        histogram.CustomBucketsSchema,
+				Count:  uint64(10 + i%100),
+				Sum:    float64(100+i) * 1.5,
+				Schema: histogram.CustomBucketsSchema,
 				PositiveSpans: []histogram.Span{
 					{Offset: 0, Length: 8},
 				},