diff --git a/src/lib_json/json_writer.cpp b/src/lib_json/json_writer.cpp
index 0b2d7d5..a54f0ee 100644
--- a/src/lib_json/json_writer.cpp
+++ b/src/lib_json/json_writer.cpp
@@ -57,8 +57,10 @@
 #elif defined(__ANDROID__) || defined(__QNXNTO__)
 #define snprintf snprintf
 #elif __cplusplus >= 201103L
+#if !defined(__MINGW32__)
 #define snprintf std::snprintf
 #endif
+#endif
 
 #if defined(__BORLANDC__)  
 #include <float.h>