diff --git a/src/osgPlugins/osgjs/JSON_Objects b/src/osgPlugins/osgjs/JSON_Objects
index 93584d33e..9fc24db4e 100644
--- a/src/osgPlugins/osgjs/JSON_Objects
+++ b/src/osgPlugins/osgjs/JSON_Objects
@@ -19,7 +19,22 @@
 #include "json_stream"
 
 #ifdef WIN32
-  #include <cstdint>
+
+#if !defined(__MINGW32__) && (!defined(_MSC_VER) || _MSC_VER<1600)
+
+typedef unsigned __int8 uint8_t;
+typedef unsigned __int16 uint16_t;
+typedef unsigned __int32 uint32_t;
+typedef signed __int8 int8_t;
+typedef signed __int16 int16_t;
+typedef signed __int32 int32_t;
+
+#else
+
+#include <cstdint>
+
+#endif
+
 #endif
 
 class WriteVisitor;
diff --git a/src/osgPlugins/osgjs/json_stream b/src/osgPlugins/osgjs/json_stream
index 8cf0bd8f4..3475fd2d3 100644
--- a/src/osgPlugins/osgjs/json_stream
+++ b/src/osgPlugins/osgjs/json_stream
@@ -36,6 +36,12 @@ using namespace std;
 // * disallow some control characters
 // * does not support inf or nan values
 
+#if defined(WIN32) && !defined(__MINGW32__) && (!defined(_MSC_VER) || _MSC_VER<1600)
+inline int isfinite( double x ) { return _finite( x ); }
+inline int isinf( double x ) { return !_finite( x ) && !_isnan( x ); }
+#endif
+
+
 class json_stream : public osgDB::ofstream {
     public:
         json_stream(const std::string& filename, bool strict=true) :