diff --git a/currency/storage.go b/currency/storage.go
index da3c1517..f9dc5757 100644
--- a/currency/storage.go
+++ b/currency/storage.go
@@ -581,7 +581,6 @@ func (s *Storage) SeedForeignExchangeRates() error {
 	return s.updateExchangeRates(rates)
 }
 
-// UpdateForeignExchangeRates sets exchange rates on the FX map
 func (s *Storage) updateExchangeRates(m map[string]float64) error {
 	return s.fxRates.Update(m)
 }
diff --git a/exchanges/bybit/bybit_wrapper.go b/exchanges/bybit/bybit_wrapper.go
index 7f572d67..a62e58cd 100644
--- a/exchanges/bybit/bybit_wrapper.go
+++ b/exchanges/bybit/bybit_wrapper.go
@@ -1485,7 +1485,10 @@ func (by *Bybit) GetServerTime(ctx context.Context, _ asset.Item) (time.Time, er
 	return info.TimeNano.Time(), err
 }
 
-// transformInstrumentInfoSymbol converts GetInstrumentInfo symbol to one stored in config with proper delimiters
+// transformSymbol returns a symbol with a delimiter added if missing
+// * Spot and Coin-M add "_"
+// * Options, USDC-M USDT-M add "-"
+// * CrossMargin is left without a delimiter
 func (i *InstrumentInfo) transformSymbol(a asset.Item) string {
 	switch a {
 	case asset.Spot, asset.CoinMarginedFutures: