diff --git a/src/hci.h b/src/hci.h
index ce63f2e4f..1b17d42c9 100644
--- a/src/hci.h
+++ b/src/hci.h
@@ -587,8 +587,8 @@ typedef enum hci_init_state{
     HCI_INIT_W4_WRITE_SIMPLE_PAIRING_MODE,
     HCI_INIT_WRITE_PAGE_TIMEOUT,
     HCI_INIT_W4_WRITE_PAGE_TIMEOUT,
-    HCI_INIT_WRITE_SYNCHRONOUS_FLOW_CONTROL_ENABLE,
-    HCI_INIT_W4_SYNCHRONOUS_FLOW_CONTROL_ENABLE,
+    // HCI_INIT_WRITE_SYNCHRONOUS_FLOW_CONTROL_ENABLE,
+    // HCI_INIT_W4_SYNCHRONOUS_FLOW_CONTROL_ENABLE,
 
     HCI_INIT_WRITE_CLASS_OF_DEVICE,
     HCI_INIT_W4_WRITE_CLASS_OF_DEVICE,