diff --git a/libtiff/libtiff.def b/libtiff/libtiff.def
index b79e520a..42b43c28 100644
--- a/libtiff/libtiff.def
+++ b/libtiff/libtiff.def
@@ -8,6 +8,8 @@ EXPORTS TIFFOpen
 	TIFFVGetField
 	TIFFGetFieldDefaulted
 	TIFFVGetFieldDefaulted
+	TIFFGetTagListEntry
+	TIFFGetTagListCount
 	TIFFReadDirectory
 	TIFFScanlineSize
 	TIFFStripSize