diff --git a/mingw-w64-headers/include/exdisp.h b/mingw-w64-headers/include/exdisp.h
index f56146df1..74f891269 100644
--- a/mingw-w64-headers/include/exdisp.h
+++ b/mingw-w64-headers/include/exdisp.h
@@ -1,4 +1,4 @@
-/*** Autogenerated by WIDL 4.12.1 from include/exdisp.idl - Do not edit ***/
+/*** Autogenerated by WIDL 5.0-rc1 from include/exdisp.idl - Do not edit ***/
 
 #ifdef _WIN32
 #ifndef __REQUIRED_RPCNDR_H_VERSION__
@@ -298,7 +298,28 @@ typedef enum BrowserNavConstants {
     navAllowAutosearch = 0x10,
     navBrowserBar = 0x20,
     navHyperlink = 0x40,
-    navEnforceRestricted = 0x80
+    navEnforceRestricted = 0x80,
+    navNewWindowsManaged = 0x100,
+    navUntrustedForDownload = 0x200,
+    navTrustedForActiveX = 0x400,
+    navOpenInNewTab = 0x800,
+    navOpenInBackgroundTab = 0x1000,
+    navKeepWordWheelText = 0x2000,
+    navVirtualTab = 0x4000,
+    navBlockRedirectsXDomain = 0x8000,
+    navOpenNewForegroundTab = 0x10000,
+    navTravelLogScreenshot = 0x20000,
+    navDeferUnload = 0x40000,
+    navSpeculative = 0x80000,
+    navSuggestNewWindow = 0x100000,
+    navSuggestNewTab = 0x200000,
+    navReserved1 = 0x400000,
+    navHomepageNavigate = 0x800000,
+    navRefresh = 0x1000000,
+    navHostNavigation = 0x2000000,
+    navReserved2 = 0x4000000,
+    navReserved3 = 0x8000000,
+    navReserved4 = 0x10000000
 } BrowserNavConstants;
 typedef enum RefreshConstants {
     REFRESH_NORMAL = 0,
diff --git a/mingw-w64-headers/include/exdisp.idl b/mingw-w64-headers/include/exdisp.idl
index 7b5d9217e..90cc26625 100644
--- a/mingw-w64-headers/include/exdisp.idl
+++ b/mingw-w64-headers/include/exdisp.idl
@@ -64,14 +64,35 @@ interface IWebBrowser : IDispatch
 {
     typedef enum BrowserNavConstants
     {
-        navOpenInNewWindow   = 0x1,
-        navNoHistory         = 0x2,
-        navNoReadFromCache   = 0x4,
-        navNoWriteToCache    = 0x8,
-        navAllowAutosearch   = 0x10,
-        navBrowserBar        = 0x20,
-        navHyperlink         = 0x40,
-        navEnforceRestricted = 0x80
+        navOpenInNewWindow          = 0x00000001,
+        navNoHistory                = 0x00000002,
+        navNoReadFromCache          = 0x00000004,
+        navNoWriteToCache           = 0x00000008,
+        navAllowAutosearch          = 0x00000010,
+        navBrowserBar               = 0x00000020,
+        navHyperlink                = 0x00000040,
+        navEnforceRestricted        = 0x00000080,
+        navNewWindowsManaged        = 0x00000100,
+        navUntrustedForDownload     = 0x00000200,
+        navTrustedForActiveX        = 0x00000400,
+        navOpenInNewTab             = 0x00000800,
+        navOpenInBackgroundTab      = 0x00001000,
+        navKeepWordWheelText        = 0x00002000,
+        navVirtualTab               = 0x00004000,
+        navBlockRedirectsXDomain    = 0x00008000,
+        navOpenNewForegroundTab     = 0x00010000,
+        navTravelLogScreenshot      = 0x00020000,
+        navDeferUnload              = 0x00040000,
+        navSpeculative              = 0x00080000,
+        navSuggestNewWindow         = 0x00100000,
+        navSuggestNewTab            = 0x00200000,
+        navReserved1                = 0x00400000,
+        navHomepageNavigate         = 0x00800000,
+        navRefresh                  = 0x01000000,
+        navHostNavigation           = 0x02000000,
+        navReserved2                = 0x04000000,
+        navReserved3                = 0x08000000,
+        navReserved4                = 0x10000000,
     } BrowserNavConstants;
 
     typedef enum RefreshConstants
@@ -476,6 +497,17 @@ dispinterface DWebBrowserEvents2
             [in] VARIANT *RedirectURL,
             [in] VARIANT *Frame,
             [in] VARIANT *StatusCode);
+
+    [id(DISPID_BEFORESCRIPTEXECUTE)]
+    void BeforeScriptExecute([in] IDispatch *pDispWindow);
+
+    [id(DISPID_WEBWORKERSTARTED)]
+    void WebWorkerStarted(
+            [in] DWORD dwUniqueID,
+            [in] BSTR bstrWorkerLabel);
+
+    [id(DISPID_WEBWORKERFINISHED)]
+    void WebWorkerFinished([in] DWORD dwUniqueID);
 }
 
 [
diff --git a/mingw-w64-headers/include/exdispid.h b/mingw-w64-headers/include/exdispid.h
index 012f704ca..6902f9915 100644
--- a/mingw-w64-headers/include/exdispid.h
+++ b/mingw-w64-headers/include/exdispid.h
@@ -70,6 +70,9 @@
 #define DISPID_NEWPROCESS                 284
 #define DISPID_THIRDPARTYURLBLOCKED       285
 #define DISPID_REDIRECTXDOMAINBLOCKED     286
+#define DISPID_WEBWORKERSTARTED           288
+#define DISPID_WEBWORKERFINISHED          289
+#define DISPID_BEFORESCRIPTEXECUTE        290
 
 #define DISPID_PRINTTEMPLATEINSTANTIATION 225
 #define DISPID_PRINTTEMPLATETEARDOWN      226
diff --git a/mingw-w64-headers/tlb/oleacc.tlb b/mingw-w64-headers/tlb/oleacc.tlb
index 0eb511d57..3dfb01559 100644
Binary files a/mingw-w64-headers/tlb/oleacc.tlb and b/mingw-w64-headers/tlb/oleacc.tlb differ
diff --git a/mingw-w64-headers/tlb/stdole2.tlb b/mingw-w64-headers/tlb/stdole2.tlb
index b318c15ed..2288013d9 100644
Binary files a/mingw-w64-headers/tlb/stdole2.tlb and b/mingw-w64-headers/tlb/stdole2.tlb differ
diff --git a/mingw-w64-headers/wine-import.sh b/mingw-w64-headers/wine-import.sh
index 980aa8ba6..d5925ed6e 100755
--- a/mingw-w64-headers/wine-import.sh
+++ b/mingw-w64-headers/wine-import.sh
@@ -105,6 +105,7 @@ for f in \
 	dxva.h \
 	errors.h \
 	evcode.h \
+	exdispid.h \
 	mediaerr.h \
 	mscat.h \
 	propkeydef.h \
@@ -152,6 +153,7 @@ for f in \
 	dxgitype \
 	dxva2api \
 	endpointvolume \
+        exdisp \
 	fusion \
 	icftypes \
 	mediaobj \
@@ -164,6 +166,7 @@ for f in \
 	objectarray \
 	optary \
 	qedit \
+        spatialaudioclient \
 	taskschd \
 	thumbcache \
 	uiautomationclient \