diff --git a/src/internal/syscall/windows/at_windows.go b/src/internal/syscall/windows/at_windows.go
index f1360872f5..a5601493d8 100644
--- a/src/internal/syscall/windows/at_windows.go
+++ b/src/internal/syscall/windows/at_windows.go
@@ -355,7 +355,7 @@ func deleteatFallback(h syscall.Handle) error {
 		h,
 		FileDispositionInfo,
 		unsafe.Pointer(&FILE_DISPOSITION_INFO{
-			DeleteFile: true,
+			DeleteFile: 1,
 		}),
 		uint32(unsafe.Sizeof(FILE_DISPOSITION_INFO{})),
 	)
@@ -416,7 +416,7 @@ func Renameat(olddirfd syscall.Handle, oldpath string, newdirfd syscall.Handle,
 	//
 	// Try again.
 	renameInfo := FILE_RENAME_INFORMATION{
-		ReplaceIfExists: true,
+		ReplaceIfExists: 1,
 		RootDirectory:   newdirfd,
 	}
 	copy(renameInfo.FileName[:], p16)
@@ -602,7 +602,7 @@ func symlinkat(oldname string, newdirfd syscall.Handle, newname string, flags Sy
 			h,
 			&IO_STATUS_BLOCK{},
 			unsafe.Pointer(&FILE_DISPOSITION_INFORMATION{
-				DeleteFile: true,
+				DeleteFile: 1,
 			}),
 			uint32(unsafe.Sizeof(FILE_DISPOSITION_INFORMATION{})),
 			FileDispositionInformation,
diff --git a/src/internal/syscall/windows/types_windows.go b/src/internal/syscall/windows/types_windows.go
index 21aeb8faf9..a3d92b2b35 100644
--- a/src/internal/syscall/windows/types_windows.go
+++ b/src/internal/syscall/windows/types_windows.go
@@ -219,12 +219,12 @@ const (
 
 // https://learn.microsoft.com/en-us/windows/win32/api/winbase/ns-winbase-file_disposition_info
 type FILE_DISPOSITION_INFO struct {
-	DeleteFile bool
+	DeleteFile byte
 }
 
 // https://learn.microsoft.com/en-us/windows-hardware/drivers/ddi/ntddk/ns-ntddk-_file_disposition_information
 type FILE_DISPOSITION_INFORMATION struct {
-	DeleteFile bool
+	DeleteFile byte
 }
 
 // https://learn.microsoft.com/en-us/windows-hardware/drivers/ddi/ntddk/ns-ntddk-_file_disposition_information_ex
@@ -250,7 +250,7 @@ const (
 
 // https://learn.microsoft.com/en-us/windows-hardware/drivers/ddi/ntifs/ns-ntifs-_file_rename_information
 type FILE_RENAME_INFORMATION struct {
-	ReplaceIfExists bool
+	ReplaceIfExists byte
 	RootDirectory   syscall.Handle
 	FileNameLength  uint32
 	FileName        [syscall.MAX_PATH]uint16
@@ -266,7 +266,7 @@ type FILE_RENAME_INFORMATION_EX struct {
 
 // https://learn.microsoft.com/en-us/windows-hardware/drivers/ddi/ntifs/ns-ntifs-_file_link_information
 type FILE_LINK_INFORMATION struct {
-	ReplaceIfExists bool
+	ReplaceIfExists byte
 	RootDirectory   syscall.Handle
 	FileNameLength  uint32
 	FileName        [syscall.MAX_PATH]uint16