diff --git a/src/dune_rules/dune_project.ml b/src/dune_rules/dune_project.ml
index 19bf0ae73a4..d60e99657ea 100644
--- a/src/dune_rules/dune_project.ml
+++ b/src/dune_rules/dune_project.ml
@@ -159,7 +159,6 @@ type t =
 let equal = ( == )
 let hash = Poly.hash
 let packages t = t.packages
-let version t = t.version
 let name t = t.name
 let root t = t.root
 let stanza_parser t = t.stanza_parser
diff --git a/src/dune_rules/dune_project.mli b/src/dune_rules/dune_project.mli
index be8f963e338..b2141e8366d 100644
--- a/src/dune_rules/dune_project.mli
+++ b/src/dune_rules/dune_project.mli
@@ -41,7 +41,6 @@ end
 val to_dyn : t -> Dyn.t
 val file_key : t -> File_key.t
 val packages : t -> Package.t Package.Name.Map.t
-val version : t -> string option
 val name : t -> Name.t
 val root : t -> Path.Source.t
 val stanza_parser : t -> Dune_lang.Stanza.t list Dune_lang.Decoder.t