diff --git a/src/dense/ftdense.c b/src/dense/ftdense.c
index 18c42e6fd..763b03dfe 100644
--- a/src/dense/ftdense.c
+++ b/src/dense/ftdense.c
@@ -57,6 +57,7 @@ dense_move_to( const FT_Vector* to, RasterFP* aRasterFP )
 static int
 dense_line_to( const FT_Vector* to, RasterFP* aRasterFP )
 {
+  printf("dense_line_to: %d, %d\n", to->x, to->y);
   RasterFP_Point tp = {UPSCALE(to->x), UPSCALE(to->y)};
   RasterFP_Point lp = {aRasterFP->prev_x, aRasterFP->prev_y};
   RasterFP_DrawLine( aRasterFP, lp, tp );
diff --git a/src/smooth/ftgrays.c b/src/smooth/ftgrays.c
index 083eb9c8c..2a3b54beb 100644
--- a/src/smooth/ftgrays.c
+++ b/src/smooth/ftgrays.c
@@ -1451,6 +1451,7 @@ typedef ptrdiff_t  FT_PtrDist;
   gray_line_to( const FT_Vector*  to,
                 gray_PWorker      worker )
   {
+    printf("gray_line_to: %d, %d\n", to->x, to->y);
     gray_render_line( RAS_VAR_ UPSCALE( to->x ), UPSCALE( to->y ) );
     return 0;
   }