--- libtiff/tif_dirread.c
+++ libtiff/tif_dirread.c
@@ -870,7 +870,7 @@
 
 	register TIFFDirEntry *dp;
 	register TIFFDirectory *td = &tif->tif_dir;
-	uint16 i;
+	uint32 i;
 
 	if (td->td_stripbytecount)
 		_TIFFfree(td->td_stripbytecount);