diff --git a/rules/ast/persistence_adapter.go b/rules/ast/persistence_adapter.go
index d0c1c61f8b..2ca1b37d25 100644
--- a/rules/ast/persistence_adapter.go
+++ b/rules/ast/persistence_adapter.go
@@ -37,7 +37,7 @@ func (p *PersistenceAdapter) getMetricsWithLabels(labels model.LabelSet) ([]*mod
 	}
 	metrics := []*model.Metric{}
 	for _, fingerprint := range fingerprints {
-		metric, err := p.persistence.GetMetricForFingerprint(*fingerprint)
+		metric, err := p.persistence.GetMetricForFingerprint(fingerprint)
 		if err != nil {
 			return nil, err
 		}
diff --git a/storage/metric/interface.go b/storage/metric/interface.go
index 74c4416c25..7ec6762414 100644
--- a/storage/metric/interface.go
+++ b/storage/metric/interface.go
@@ -34,11 +34,11 @@ type MetricPersistence interface {
 
 	// Get all of the metric fingerprints that are associated with the provided
 	// label set.
-	GetFingerprintsForLabelSet(model.LabelSet) ([]*model.Fingerprint, error)
+	GetFingerprintsForLabelSet(model.LabelSet) ([]model.Fingerprint, error)
 
 	// Get all of the metric fingerprints that are associated for a given label
 	// name.
-	GetFingerprintsForLabelName(model.LabelName) ([]*model.Fingerprint, error)
+	GetFingerprintsForLabelName(model.LabelName) ([]model.Fingerprint, error)
 
 	GetMetricForFingerprint(model.Fingerprint) (*model.Metric, error)
 
diff --git a/storage/metric/leveldb/leveldb_test.go b/storage/metric/leveldb/leveldb_test.go
index 9d4f9310fe..38faa056ff 100644
--- a/storage/metric/leveldb/leveldb_test.go
+++ b/storage/metric/leveldb/leveldb_test.go
@@ -887,7 +887,7 @@ func TestGetMetricForFingerprint(t *testing.T) {
 		t.Errorf("Expected one element.")
 	}
 
-	v, e := persistence.GetMetricForFingerprint(*result[0])
+	v, e := persistence.GetMetricForFingerprint(result[0])
 	if e != nil {
 		t.Error(e)
 	}
@@ -912,7 +912,7 @@ func TestGetMetricForFingerprint(t *testing.T) {
 		t.Errorf("Expected one element.")
 	}
 
-	v, e = persistence.GetMetricForFingerprint(*result[0])
+	v, e = persistence.GetMetricForFingerprint(result[0])
 
 	if e != nil {
 		t.Error(e)
diff --git a/storage/metric/leveldb/reading.go b/storage/metric/leveldb/reading.go
index a45dfd2451..a2bd6f7cf8 100644
--- a/storage/metric/leveldb/reading.go
+++ b/storage/metric/leveldb/reading.go
@@ -180,7 +180,7 @@ func (l *LevelDBMetricPersistence) GetLabelNameFingerprints(n *dto.LabelName) (c
 	return
 }
 
-func (l *LevelDBMetricPersistence) GetFingerprintsForLabelSet(labelSet model.LabelSet) (fps []*model.Fingerprint, err error) {
+func (l *LevelDBMetricPersistence) GetFingerprintsForLabelSet(labelSet model.LabelSet) (fps []model.Fingerprint, err error) {
 	begin := time.Now()
 
 	defer func() {
@@ -222,16 +222,15 @@ func (l *LevelDBMetricPersistence) GetFingerprintsForLabelSet(labelSet model.Lab
 	for i := 1; i < numberOfSets; i++ {
 		base = base.Intersection(sets[i])
 	}
-	fps = []*model.Fingerprint{}
 	for _, e := range base.Elements() {
 		fingerprint := e.(model.Fingerprint)
-		fps = append(fps, &fingerprint)
+		fps = append(fps, fingerprint)
 	}
 
 	return
 }
 
-func (l *LevelDBMetricPersistence) GetFingerprintsForLabelName(labelName model.LabelName) (fps []*model.Fingerprint, err error) {
+func (l *LevelDBMetricPersistence) GetFingerprintsForLabelName(labelName model.LabelName) (fps []model.Fingerprint, err error) {
 	begin := time.Now()
 
 	defer func() {
@@ -240,8 +239,6 @@ func (l *LevelDBMetricPersistence) GetFingerprintsForLabelName(labelName model.L
 		recordOutcome(storageOperations, storageLatency, duration, err, map[string]string{operation: getFingerprintsForLabelName, result: success}, map[string]string{operation: getFingerprintsForLabelName, result: failure})
 	}()
 
-	fps = make([]*model.Fingerprint, 0, 0)
-
 	raw, err := l.labelNameToFingerprints.Get(coding.NewProtocolBufferEncoder(model.LabelNameToDTO(&labelName)))
 	if err != nil {
 		return
@@ -256,7 +253,7 @@ func (l *LevelDBMetricPersistence) GetFingerprintsForLabelName(labelName model.L
 
 	for _, m := range unmarshaled.Member {
 		fp := model.Fingerprint(*m.Signature)
-		fps = append(fps, &fp)
+		fps = append(fps, fp)
 	}
 
 	return