diff --git a/src/runtime/os1_windows.go b/src/runtime/os1_windows.go
index bc472d0..f608b4a 100644
--- a/src/runtime/os1_windows.go
+++ b/src/runtime/os1_windows.go
@@ -26,7 +26,6 @@
 //go:cgo_import_dynamic runtime._GetStdHandle GetStdHandle%1 "kernel32.dll"
 //go:cgo_import_dynamic runtime._GetSystemInfo GetSystemInfo%1 "kernel32.dll"
 //go:cgo_import_dynamic runtime._GetThreadContext GetThreadContext%2 "kernel32.dll"
-//go:cgo_import_dynamic runtime._GetVersion GetVersion%0 "kernel32.dll"
 //go:cgo_import_dynamic runtime._LoadLibraryW LoadLibraryW%1 "kernel32.dll"
 //go:cgo_import_dynamic runtime._LoadLibraryA LoadLibraryA%1 "kernel32.dll"
 //go:cgo_import_dynamic runtime._NtWaitForSingleObject NtWaitForSingleObject%3 "ntdll.dll"
@@ -68,7 +67,6 @@
 	_GetStdHandle,
 	_GetSystemInfo,
 	_GetThreadContext,
-	_GetVersion,
 	_LoadLibraryW,
 	_LoadLibraryA,
 	_NtWaitForSingleObject,
@@ -138,12 +136,6 @@
 	currentThread  = ^uintptr(1) // -2 = current thread
 )
 
-func getVersion() (major, minor byte) {
-	v := uint32(stdcall0(_GetVersion))
-	low := uint16(v)
-	return byte(low), byte(low >> 8)
-}
-
 // in sys_windows_386.s and sys_windows_amd64.s
 func externalthreadhandler()
 
diff --git a/src/runtime/signal_windows.go b/src/runtime/signal_windows.go
index b2fce53..5e17f74 100644
--- a/src/runtime/signal_windows.go
+++ b/src/runtime/signal_windows.go
@@ -26,14 +26,10 @@
 func lastcontinuetramp()
 
 func initExceptionHandler() {
-	major, _ := getVersion()
 	stdcall2(_AddVectoredExceptionHandler, 1, funcPC(exceptiontramp))
-	if _AddVectoredContinueHandler == nil || unsafe.Sizeof(&_AddVectoredContinueHandler) == 4 || major < 6 {
+	if _AddVectoredContinueHandler == nil || unsafe.Sizeof(&_AddVectoredContinueHandler) == 4 {
 		// use SetUnhandledExceptionFilter for windows-386 or
-		// if VectoredContinueHandler is unavailable or
-		// if running windows-amd64 v5. V5 appears to fail to
-		// call the continue handlers if windows error reporting dialog
-		// is disabled.
+		// if VectoredContinueHandler is unavailable.
 		// note: SetUnhandledExceptionFilter handler won't be called, if debugging.
 		stdcall1(_SetUnhandledExceptionFilter, funcPC(lastcontinuetramp))
 	} else {