diff --git a/package_unmask.conf b/package_unmask.conf
index fa5268b..4cac530 100644
--- a/package_unmask.conf
+++ b/package_unmask.conf
@@ -39,4 +39,5 @@ x11-libs/libvterm[~scm]
 dev-lang/ghc:8.0.1
 dev-haskell/*
 
+dev-lang/ocaml