diff --git a/pkg/exchange/binance/exchange.go b/pkg/exchange/binance/exchange.go
index 4ef65afa3..ec8f024c2 100644
--- a/pkg/exchange/binance/exchange.go
+++ b/pkg/exchange/binance/exchange.go
@@ -1356,8 +1356,7 @@ func (e *Exchange) QueryDepth(ctx context.Context, symbol string) (snapshot type
 
 func convertDepth(symbol string, response *binanceapi.Depth) (snapshot types.SliceOrderBook, finalUpdateID int64, err error) {
 	snapshot.Symbol = symbol
-	// empty time since the API does not provide time information.
-	snapshot.Time = time.Time{}
+	snapshot.Time = time.Now()
 
 	finalUpdateID = response.LastUpdateId
 	for _, entry := range response.Bids {
diff --git a/pkg/types/sliceorderbook.go b/pkg/types/sliceorderbook.go
index d48fb528a..da45dd511 100644
--- a/pkg/types/sliceorderbook.go
+++ b/pkg/types/sliceorderbook.go
@@ -136,7 +136,7 @@ func (b *SliceOrderBook) updateBids(pvs PriceVolumeSlice) {
 func (b *SliceOrderBook) update(book SliceOrderBook) {
 	b.updateBids(book.Bids)
 	b.updateAsks(book.Asks)
-	b.lastUpdateTime = time.Now()
+	b.lastUpdateTime = defaultTime(book.Time, time.Now)
 }
 
 func (b *SliceOrderBook) Reset() {