diff --git a/packages/dune/package.py b/packages/dune/package.py
index 266ddf8..d8bf690 100644
--- a/packages/dune/package.py
+++ b/packages/dune/package.py
@@ -37,6 +37,8 @@ class Dune(CMakePackage):
     # list instead of a dictionary to ensure iteration order (first entry is
     # the default version) in Python3.
     dune_versions_to_branch = [
+      ("2.9", "releases/2.9"),
+      ("2.8", "releases/2.8"),
       ("2.7", "releases/2.7"),
       ("2.6", "releases/2.6"),
       ("master" , "master"),