diff --git a/src/osd/sdl/sdlmain.c b/src/osd/sdl/sdlmain.c
index b6b74c8d1c0..fdbb9bef656 100644
--- a/src/osd/sdl/sdlmain.c
+++ b/src/osd/sdl/sdlmain.c
@@ -816,7 +816,7 @@ bitmap_t *sdl_osd_interface::font_get_bitmap(osd_font font, unicode_char chnum,
 
       bitmap = auto_alloc(machine(), bitmap_t(bitmap_width, bitmap_height, BITMAP_FORMAT_ARGB32));
 
-      context_ref = CGBitmapContextCreate( bitmap->base, bitmap_width, bitmap_height, bits_per_component, bitmap->rowpixels*4, color_space, bitmap_info );
+      context_ref = CGBitmapContextCreate( bitmap->raw_pixptr(0), bitmap_width, bitmap_height, bits_per_component, bitmap->rowpixels()*4, color_space, bitmap_info );
 
       if( context_ref != NULL )
       {
@@ -1080,7 +1080,7 @@ bitmap_t *sdl_osd_interface::font_get_bitmap(osd_font font, unicode_char chnum,
 		// copy the rendered character image into it
 		for (int y = 0; y < bitmap->height; y++)
 		{
-			UINT32 *dstrow = BITMAP_ADDR32(bitmap, y, 0);
+			UINT32 *dstrow = &bitmap->pix32(y);
 			UINT8 *srcrow = (UINT8 *)drawsurf->pixels;
 
 			srcrow += (y * drawsurf->pitch);