diff --git a/briquolo/src/MOGL/MOGL_Image.cpp b/briquolo/src/MOGL/MOGL_Image.cpp

index 7d3159c..b146cb3 100644

--- a/briquolo/src/MOGL/MOGL_Image.cpp

+++ b/briquolo/src/MOGL/MOGL_Image.cpp

@@ -235,7 +235,7 @@ bool MOGL_Image::ChargerPNG(const char * p_NomFichier)

   /* Expand grayscale images to the full 8 bits from 1, 2, or 4 bits/pixel */

   if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8)

   {

-    png_set_gray_1_2_4_to_8(png_ptr);

+    png_set_expand_gray_1_2_4_to_8(png_ptr);

   }

   /* Expand paletted or RGB images with transparency to full alpha channels

diff --git a/briquolo/src/MOGL/MOGL_Image.h b/briquolo/src/MOGL/MOGL_Image.h

index b73ed7e..8817984 100644

--- a/briquolo/src/MOGL/MOGL_Image.h

+++ b/briquolo/src/MOGL/MOGL_Image.h

@@ -25,6 +25,8 @@

 #include "MOGL_Structure.h"

 #include <string>

+#define png_infopp_NULL (png_infopp)NULL

+

 using namespace std;

 class MOGL_Image