diff --git a/src/hci.c b/src/hci.c
index 628ef087f..a2be51b5a 100644
--- a/src/hci.c
+++ b/src/hci.c
@@ -4977,7 +4977,6 @@ uint16_t hci_get_sco_voice_setting(void){
 }
 
 #ifdef ENABLE_CLASSIC
-#ifdef ENABLE_SCO_OVER_HCI
 static int hci_have_usb_transport(void){
     if (!hci_stack->hci_transport) return 0;
     const char * transport_name = hci_stack->hci_transport->name;
@@ -4985,7 +4984,6 @@ static int hci_have_usb_transport(void){
     return (transport_name[0] == 'H') && (transport_name[1] == '2');
 }
 #endif
-#endif
 
 /** @brief Get SCO packet length for current SCO Voice setting
  *  @note  Using SCO packets of the exact length is required for USB transfer