diff --git a/mingw-w64-headers/include/mfobjects.h b/mingw-w64-headers/include/mfobjects.h
index f11afc1..e77b626 100644
--- a/mingw-w64-headers/include/mfobjects.h
+++ b/mingw-w64-headers/include/mfobjects.h
@@ -1,4 +1,4 @@
-/*** Autogenerated by WIDL 4.12.1 from include/mfobjects.idl - Do not edit ***/
+/*** Autogenerated by WIDL 5.0-rc1 from include/mfobjects.idl - Do not edit ***/
 
 #ifdef _WIN32
 #ifndef __REQUIRED_RPCNDR_H_VERSION__
@@ -245,7 +245,7 @@
 typedef struct tWAVEFORMATEX *PWAVEFORMATEX;
 typedef struct tWAVEFORMATEX *NPWAVEFORMATEX;
 typedef struct tWAVEFORMATEX *LPWAVEFORMATEX;
-typedef struct __WIDL_mfobjects_generated_name_00000013 {
+typedef struct __WIDL_mfobjects_generated_name_00000027 {
     WORD wFormatTag;
     WORD nChannels;
     DWORD nSamplesPerSec;
@@ -257,7 +257,7 @@
     DWORD dwChannelMask;
     GUID SubFormat;
 } WAVEFORMATEXTENSIBLE;
-typedef struct __WIDL_mfobjects_generated_name_00000013 *PWAVEFORMATEXTENSIBLE;
+typedef struct __WIDL_mfobjects_generated_name_00000027 *PWAVEFORMATEXTENSIBLE;
 #endif
 
 #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
@@ -2620,7 +2620,7 @@
 #ifndef _WINGDI_
 typedef DWORD RGBQUAD;
 
-typedef struct __WIDL_mfobjects_generated_name_00000014 {
+typedef struct __WIDL_mfobjects_generated_name_00000028 {
     DWORD biSize;
     LONG biWidth;
     LONG biHeight;
@@ -2634,13 +2634,13 @@
     DWORD biClrImportant;
 } BITMAPINFOHEADER;
 
-typedef struct __WIDL_mfobjects_generated_name_00000015 {
+typedef struct __WIDL_mfobjects_generated_name_00000029 {
     BITMAPINFOHEADER bmiHeader;
     RGBQUAD bmiColors[1];
 } BITMAPINFO;
 #endif
 
-typedef struct __WIDL_mfobjects_generated_name_00000016 {
+typedef struct __WIDL_mfobjects_generated_name_0000002A {
     GUID guidMajorType;
     GUID guidSubtype;
 } MFT_REGISTER_TYPE_INFO;
@@ -3696,6 +3696,13 @@
     MEAudioSessionDisconnected = 320,
     MEAudioSessionExclusiveModeOverride = 321,
     MESinkV1Anchor = MEAudioSessionExclusiveModeOverride,
+    MECaptureAudioSessionVolumeChanged = 322,
+    MECaptureAudioSessionDeviceRemoved = 323,
+    MECaptureAudioSessionFormatChanged = 324,
+    MECaptureAudioSessionDisconnected = 325,
+    MECaptureAudioSessionExclusiveModeOverride = 326,
+    MECaptureAudioSessionServerShutdown = 327,
+    MESinkV2Anchor = MECaptureAudioSessionServerShutdown,
     METrustUnknown = 400,
     MEPolicyChanged = 401,
     MEContentProtectionMessage = 402,
@@ -3712,6 +3719,14 @@
     MEWMDRMLicenseStoreCleaned = 515,
     MEWMDRMRevocationDownloadCompleted = 516,
     MEWMDRMV1Anchor = MEWMDRMRevocationDownloadCompleted,
+    METransformUnknown = 600,
+    METransformNeedInput = 601,
+    METransformHaveOutput = 602,
+    METransformDrainComplete = 603,
+    METransformMarker = 604,
+    MEByteStreamCharacteristicsChanged = 700,
+    MEVideoCaptureDeviceRemoved = 800,
+    MEVideoCaptureDevicePreempted = 801,
     MEReservedMax = 10000
 };
 
@@ -4814,13 +4829,13 @@
 #endif  /* __IMFByteStreamProxyClassFactory_INTERFACE_DEFINED__ */
 
 
-typedef enum __WIDL_mfobjects_generated_name_00000017 {
+typedef enum __WIDL_mfobjects_generated_name_0000002B {
     MF_ACCESSMODE_READ = 1,
     MF_ACCESSMODE_WRITE = 2,
     MF_ACCESSMODE_READWRITE = 3
 } MF_FILE_ACCESSMODE;
 
-typedef enum __WIDL_mfobjects_generated_name_00000018 {
+typedef enum __WIDL_mfobjects_generated_name_0000002C {
     MF_OPENMODE_FAIL_IF_NOT_EXIST = 0,
     MF_OPENMODE_FAIL_IF_EXIST = 1,
     MF_OPENMODE_RESET_IF_EXIST = 2,
@@ -4828,7 +4843,7 @@
     MF_OPENMODE_DELETE_IF_EXIST = 4
 } MF_FILE_OPENMODE;
 
-typedef enum __WIDL_mfobjects_generated_name_00000019 {
+typedef enum __WIDL_mfobjects_generated_name_0000002D {
     MF_FILEFLAGS_NONE = 0x0,
     MF_FILEFLAGS_NOBUFFERING = 0x1
 } MF_FILE_FLAGS;
diff --git a/mingw-w64-headers/include/mfobjects.idl b/mingw-w64-headers/include/mfobjects.idl
index 82462ff..29caf19 100644
--- a/mingw-w64-headers/include/mfobjects.idl
+++ b/mingw-w64-headers/include/mfobjects.idl
@@ -582,7 +582,6 @@
   MEAudioSessionDisconnected = 320,
   MEAudioSessionExclusiveModeOverride = 321,
   MESinkV1Anchor = MEAudioSessionExclusiveModeOverride,
-#if WINVER >= 0x0602
   MECaptureAudioSessionVolumeChanged = 322,
   MECaptureAudioSessionDeviceRemoved = 323,
   MECaptureAudioSessionFormatChanged = 324,
@@ -590,7 +589,6 @@
   MECaptureAudioSessionExclusiveModeOverride = 326,
   MECaptureAudioSessionServerShutdown = 327,
   MESinkV2Anchor = MECaptureAudioSessionServerShutdown,
-#endif
   METrustUnknown = 400,
   MEPolicyChanged = 401,
   MEContentProtectionMessage = 402,
@@ -607,18 +605,14 @@
   MEWMDRMLicenseStoreCleaned = 515,
   MEWMDRMRevocationDownloadCompleted = 516,
   MEWMDRMV1Anchor = MEWMDRMRevocationDownloadCompleted,
-#if WINVER >= 0x0601
   METransformUnknown = 600,
   METransformNeedInput,
   METransformHaveOutput,
   METransformDrainComplete,
   METransformMarker,
-#endif
-#if WINVER >= 0x0602
   MEByteStreamCharacteristicsChanged = 700,
   MEVideoCaptureDeviceRemoved = 800,
   MEVideoCaptureDevicePreempted = 801,
-#endif
   MEReservedMax = 10000
 };