diff --git a/document/document.go b/document/document.go
index ed36b127..c37585c6 100644
--- a/document/document.go
+++ b/document/document.go
@@ -20,7 +20,6 @@ type Document struct {
 	ID              string  `json:"id"`
 	Fields          []Field `json:"fields"`
 	CompositeFields []*CompositeField
-	Number          uint64 `json:"-"`
 }
 
 func NewDocument(id string) *Document {
diff --git a/index/upsidedown/upsidedown.go b/index/upsidedown/upsidedown.go
index a8ef538e..1243375b 100644
--- a/index/upsidedown/upsidedown.go
+++ b/index/upsidedown/upsidedown.go
@@ -293,7 +293,7 @@ func (udc *UpsideDownCouch) batchRows(writer store.KVWriter, addRowsAll [][]Upsi
 }
 
 func (udc *UpsideDownCouch) Open() (err error) {
-	//acquire the write mutex for the duratin of Open()
+	// acquire the write mutex for the duration of Open()
 	udc.writeMutex.Lock()
 	defer udc.writeMutex.Unlock()