diff --git a/MANIFEST.in b/MANIFEST.in
index 4fd9c602e..02ee5278b 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -27,6 +27,7 @@ recursive-include Tests *.dcx
 recursive-include Tests *.doc
 recursive-include Tests *.eps
 recursive-include Tests *.fli
+recursive-include Tests *.gbr
 recursive-include Tests *.ggr
 recursive-include Tests *.gif
 recursive-include Tests *.gpl