diff --git a/include/mbedtls/platform.h b/include/mbedtls/platform.h
index 24c6362..a121654 100644
--- a/include/mbedtls/platform.h
+++ b/include/mbedtls/platform.h
@@ -64,6 +64,10 @@
 #define MBEDTLS_PLATFORM_HAS_NON_CONFORMING_VSNPRINTF
 #endif
 
+#if defined(__MINGW32__) && !defined(__USE_MINGW_ANSI_STDIO)
+#define __USE_MINGW_ANSI_STDIO 1
+#endif
+
 #if !defined(MBEDTLS_PLATFORM_NO_STD_FUNCTIONS)
 #include <stdio.h>
 #include <stdlib.h>