diff --git a/libexif-0.5.12-buffer-overflow.patch b/libexif-0.5.12-buffer-overflow.patch
index 078605f..7621c49 100644
--- a/libexif-0.5.12-buffer-overflow.patch
+++ b/libexif-0.5.12-buffer-overflow.patch
@@ -13,7 +13,7 @@
  	printf ("IFD 0 at %i.\n", (int) offset);
  #endif
  
-+	if (ds < 6 + 4 + offset)
++	if (size < 6 + 4 + offset)
 +		return;
 +
  	/* Parse the actual exif data (offset 14) */
@@ -22,7 +22,7 @@
  
  	/* IFD 1 offset */
  	n = exif_get_short (d + 6 + offset, data->priv->order);
-+	if (ds < 6 + offset + 2 + 12 * n + 4)
++	if (size < 6 + offset + 2 + 12 * n + 4)
 +		return;
 +
  	offset = exif_get_long (d + 6 + offset + 2 + 12 * n, data->priv->order);