diff --git a/core/sys/windows/types.odin b/core/sys/windows/types.odin
index 6dbf6d523..37f953c58 100644
--- a/core/sys/windows/types.odin
+++ b/core/sys/windows/types.odin
@@ -2176,7 +2176,7 @@ WC_ERR_INVALID_CHARS :: 128
 MAX_PATH :: 0x00000104
 MAX_PATH_WIDE :: 0x8000
 
-INVALID_FILE_ATTRIBUTES  :: -1
+INVALID_FILE_ATTRIBUTES  :: DWORD(0xffff_ffff)
 
 FILE_TYPE_DISK :: 0x0001
 FILE_TYPE_CHAR :: 0x0002