diff --git a/dune-project b/dune-project
index b01b22c..f5da950 100644
--- a/dune-project
+++ b/dune-project
@@ -1,4 +1,4 @@
-(lang dune 2.0)
+(lang dune 2.8)
 (name pp)
 
 (license MIT)
diff --git a/pp.opam b/pp.opam
index 74be624..bb6d2f7 100644
--- a/pp.opam
+++ b/pp.opam
@@ -29,12 +29,13 @@ homepage: "https://github.com/ocaml-dune/pp"
 doc: "https://ocaml-dune.github.io/pp/"
 bug-reports: "https://github.com/ocaml-dune/pp/issues"
 depends: [
-  "dune" {>= "2.0"}
+  "dune" {>= "2.8"}
   "ocaml" {>= "4.08.0"}
   "ppx_expect" {with-test}
+  "odoc" {with-doc}
 ]
 build: [
-  ["dune" "subst"] {pinned}
+  ["dune" "subst"] {dev}
   [
     "dune"
     "build"