diff --git a/src/gf/gfdrivr.c b/src/gf/gfdrivr.c
index fc0356829..7b0153051 100644
--- a/src/gf/gfdrivr.c
+++ b/src/gf/gfdrivr.c
@@ -436,6 +436,15 @@
     slot->metrics.width        = (FT_Pos) ( bitmap->width * 64 );
     slot->metrics.height       = (FT_Pos) ( bitmap->rows * 64 );
 
+    FT_TRACE2(( "Glyph metric values are: bm.bbx_height is %ld\n"
+                "                         bm.bbx_width  is %ld\n"
+                "                         bm.off_x      is %ld\n"
+                "                         bm.off_y      is %ld\n"
+                "                         bm.mv_x       is %ld\n"
+                "                         bm.mv_y       is %ld\n", bm.bbx_height, bm.bbx_width,
+                                                                       bm.off_x, bm.off_y, bm.mv_x,
+                                                                       bm.mv_y ));
+
     ft_synthesize_vertical_metrics( &slot->metrics, bm.bbx_height * 64 );
 
   Exit:
diff --git a/src/gf/gfdrivr.h b/src/gf/gfdrivr.h
index 9754fbecb..b6e25ab28 100644
--- a/src/gf/gfdrivr.h
+++ b/src/gf/gfdrivr.h
@@ -30,9 +30,9 @@ FT_BEGIN_HEADER
   /* BitmapRec for GF format specific glyphs  */
   typedef struct GF_BitmapRec_
   {
-    FT_Int          bbx_width, bbx_height;
-    FT_Int          off_x, off_y;
-    FT_Int          mv_x,  mv_y;
+    FT_Long         bbx_width, bbx_height;
+    FT_Long         off_x, off_y;
+    FT_Long         mv_x,  mv_y;
     FT_Byte         *bitmap;
     FT_UInt         raster;