diff --git a/3rdparty/libflac/include/share/compat.h b/3rdparty/libflac/include/share/compat.h
index 3ae9d8d4e3..263faf3b51 100644
--- a/3rdparty/libflac/include/share/compat.h
+++ b/3rdparty/libflac/include/share/compat.h
@@ -53,7 +53,7 @@
 #define fseeko _fseeki64
 #define ftello _ftelli64
 #else /* MinGW */
-#if !defined(HAVE_FSEEKO)
+#if !defined(HAVE_FSEEKO) && !defined __MINGW32__
 #define fseeko fseeko64
 #define ftello ftello64
 #endif
@@ -139,7 +139,8 @@
 #  endif
 #endif /* defined _MSC_VER */
 
-#ifdef _WIN32
+#if defined( _WIN32) && !defined(__MINGW32__)
+
 /* All char* strings are in UTF-8 format. Added to support Unicode files on Windows */
 #include "share/win_utf8_io.h"