diff --git a/RetroWav/Board/opl3.c b/RetroWav/Board/opl3.c
index 25a51df..5e3d5dd 100644
--- a/RetroWav/Board/opl3.c
+++ b/RetroWav/Board/opl3.c
@@ -41,7 +41,7 @@
     并将在法律允许的最大范围内被起诉。
 */
 
-#include "RETROWAV/BOARD/OPL3.h"
+#include "RetroWav/Board/opl3.h"
 
 static const int transfer_speed = 2e6;
 
diff --git a/RetroWav/Board/opl3.h b/RetroWav/Board/opl3.h
index b33eb7a..15f844e 100644
--- a/RetroWav/Board/opl3.h
+++ b/RetroWav/Board/opl3.h
@@ -43,7 +43,7 @@
 
 #pragma once
 
-#include "RetroWav/RetroWav.h"
+#include "RetroWav/retrowav.h"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/RetroWav/Platform/dos_cdc.h b/RetroWav/Platform/dos_cdc.h
index 6de2a33..17caea4 100644
--- a/RetroWav/Platform/dos_cdc.h
+++ b/RetroWav/Platform/dos_cdc.h
@@ -9,8 +9,8 @@
 
 #include <errno.h>
 
-#include "RetroWav/RetroWav.h"
-#include "RetroWav/Protocol/Serial.h"
+#include "RetroWav/retrowav.h"
+#include "RetroWav/Protocol/serial.h"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/RetroWav/Protocol/serial.c b/RetroWav/Protocol/serial.c
index ec9523c..1dc0a84 100644
--- a/RetroWav/Protocol/serial.c
+++ b/RetroWav/Protocol/serial.c
@@ -42,7 +42,7 @@
     并将在法律允许的最大范围内被起诉。
 */
 
-#include "Retrowav/Protocol/Serial.h"
+#include "RetroWav/Protocol/serial.h"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/RetroWav/retrowav.c b/RetroWav/retrowav.c
index f119f85..5628293 100644
--- a/RetroWav/retrowav.c
+++ b/RetroWav/retrowav.c
@@ -42,7 +42,7 @@
     并将在法律允许的最大范围内被起诉。
 */
 
-#include "RetroWav/RetroWav.h"
+#include "RetroWav/retrowav.h"
 #include <assert.h>
 
 #define RETROWAVE_CMD_BUFFER_SIZE 110
diff --git a/USBDDOS/HCD/hcd.h b/USBDDOS/HCD/hcd.h
index c0c1643..6607d56 100644
--- a/USBDDOS/HCD/hcd.h
+++ b/USBDDOS/HCD/hcd.h
@@ -1,7 +1,7 @@
 #ifndef _HCD_H_
 #define _HCD_H_ 1
 #include "USBDDOS/platform.h"
-#include "USBDDOS/USBCFG.H"
+#include "USBDDOS/usbcfg.h"
 #include "USBDDOS/pci.h"
 
 //host controler driver generic
diff --git a/main.c b/main.c
index dd8bccf..22a37f1 100644
--- a/main.c
+++ b/main.c
@@ -21,9 +21,9 @@
 #endif
 
 #if ENABLE_RETROWAVE
-#include "RetroWav/RetroWav.h"
+#include "RetroWav/retrowav.h"
 #include "RetroWav/Platform/dos_cdc.h"
-#include "RetroWav/Board/OPL3.h"
+#include "RetroWav/Board/opl3.h"
 #include "emm.h"
 #include "hdpmipt.h"