diff --git a/mingw-w64-headers/crt/stdio.h b/mingw-w64-headers/crt/stdio.h
index 5e09790..3aca32a 100644
--- a/mingw-w64-headers/crt/stdio.h
+++ b/mingw-w64-headers/crt/stdio.h
@@ -1100,17 +1100,21 @@
 #ifdef _UCRT
   __MINGW_ATTRIB_DEPRECATED_SEC_WARN
   int __cdecl fwscanf(FILE * __restrict__ _File,const wchar_t * __restrict__ _Format,...);
+
   __MINGW_ATTRIB_DEPRECATED_SEC_WARN
   int __cdecl swscanf(const wchar_t * __restrict__ _Src,const wchar_t * __restrict__ _Format,...);
+
   __MINGW_ATTRIB_DEPRECATED_SEC_WARN
   int __cdecl wscanf(const wchar_t * __restrict__ _Format,...);
-  __MINGW_ATTRIB_NONNULL(2)
-  int vfwscanf (FILE *__stream,  const wchar_t *__format, va_list __local_argv);
 
   __MINGW_ATTRIB_NONNULL(2)
-  int vswscanf (const wchar_t * __restrict__ __source, const wchar_t * __restrict__ __format, va_list __local_argv);
+  int __cdecl vfwscanf(FILE *__stream,  const wchar_t *__format, va_list __local_argv);
+
+  __MINGW_ATTRIB_NONNULL(2)
+  int __cdecl vswscanf(const wchar_t * __restrict__ __source, const wchar_t * __restrict__ __format, va_list __local_argv);
+
   __MINGW_ATTRIB_NONNULL(1)
-  int vwscanf(const wchar_t *__format, va_list __local_argv);
+  int __cdecl vwscanf(const wchar_t *__format, va_list __local_argv);
 
   int __cdecl fwprintf(FILE * __restrict__ _File,const wchar_t * __restrict__ _Format,...);
   int __cdecl wprintf(const wchar_t * __restrict__ _Format,...);
diff --git a/mingw-w64-headers/crt/wchar.h b/mingw-w64-headers/crt/wchar.h
index fd22b21..cbe25c7 100644
--- a/mingw-w64-headers/crt/wchar.h
+++ b/mingw-w64-headers/crt/wchar.h
@@ -464,23 +464,26 @@
 #ifdef _UCRT
   __MINGW_ATTRIB_DEPRECATED_SEC_WARN
   int __cdecl fwscanf(FILE * __restrict__ _File,const wchar_t * __restrict__ _Format,...);
+
   __MINGW_ATTRIB_DEPRECATED_SEC_WARN
   int __cdecl swscanf(const wchar_t * __restrict__ _Src,const wchar_t * __restrict__ _Format,...);
+
   __MINGW_ATTRIB_DEPRECATED_SEC_WARN
   int __cdecl wscanf(const wchar_t * __restrict__ _Format,...);
-  __MINGW_ATTRIB_NONNULL(2)
-  int vfwscanf (FILE *__stream,  const wchar_t *__format, va_list __local_argv);
 
   __MINGW_ATTRIB_NONNULL(2)
-  int vswscanf (const wchar_t * __restrict__ __source, const wchar_t * __restrict__ __format, va_list __local_argv);
+  int __cdecl vfwscanf(FILE *__stream,  const wchar_t *__format, va_list __local_argv);
+
+  __MINGW_ATTRIB_NONNULL(2)
+  int __cdecl vswscanf(const wchar_t * __restrict__ __source, const wchar_t * __restrict__ __format, va_list __local_argv);
+
   __MINGW_ATTRIB_NONNULL(1)
-  int vwscanf(const wchar_t *__format, va_list __local_argv);
+  int __cdecl vwscanf(const wchar_t *__format, va_list __local_argv);
 
   int __cdecl fwprintf(FILE * __restrict__ _File,const wchar_t * __restrict__ _Format,...);
   int __cdecl wprintf(const wchar_t * __restrict__ _Format,...);
   int __cdecl vfwprintf(FILE * __restrict__ _File,const wchar_t * __restrict__ _Format,va_list _ArgList);
   int __cdecl vwprintf(const wchar_t * __restrict__ _Format,va_list _ArgList);
-
   int __cdecl swprintf(wchar_t * __restrict__ _Dest,size_t _Count,const wchar_t * __restrict__ _Format,...);
   int __cdecl vswprintf(wchar_t * __restrict__ _Dest,size_t _Count,const wchar_t * __restrict__ _Format,va_list _Args);
 #else