diff --git a/MANIFEST.in b/MANIFEST.in
index fa84292d4..152911239 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -31,3 +31,4 @@ recursive-include Tests *.glif *.plist
 recursive-include Tests *.txt README
 recursive-include Tests *.lwfn *.pfa *.pfb
 recursive-include Tests *.xml *.designspace *.bin
+recursive-include Tests *.afm