diff --git a/mingw-w64-headers/include/winnt.h b/mingw-w64-headers/include/winnt.h
index d3fd989..ea81f66 100644
--- a/mingw-w64-headers/include/winnt.h
+++ b/mingw-w64-headers/include/winnt.h
@@ -1838,7 +1838,7 @@
     LONGLONG High;
   } NEON128, *PNEON128;
 
-  typedef struct DECLSPEC_ALIGN(8) _CONTEXT {
+  typedef struct _CONTEXT {
     DWORD ContextFlags;
 
     DWORD R0;