diff --git a/index/store/metrics/writer.go b/index/store/metrics/writer.go
index 1c648f1f..8d982f6c 100644
--- a/index/store/metrics/writer.go
+++ b/index/store/metrics/writer.go
@@ -24,7 +24,7 @@ func (w *Writer) NewBatch() store.KVBatch {
 }
 
 func (w *Writer) NewBatchEx(options store.KVBatchOptions) ([]byte, store.KVBatch, error) {
-	buf, b, err :=  w.o.NewBatchEx(options)
+	buf, b, err := w.o.NewBatchEx(options)
 	if err != nil {
 		return nil, nil, err
 	}
diff --git a/mapping_index.go b/mapping_index.go
index 45c91ace..26e9f441 100644
--- a/mapping_index.go
+++ b/mapping_index.go
@@ -363,7 +363,7 @@ func (im *IndexMapping) UnmarshalJSON(data []byte) error {
 }
 
 func (im *IndexMapping) determineType(data interface{}) string {
-	// first see if the object implements Identifier
+	// first see if the object implements Classifier
 	classifier, ok := data.(Classifier)
 	if ok {
 		return classifier.Type()