diff --git a/dune-project b/dune-project
index 2eab913..a9cabbe 100644
--- a/dune-project
+++ b/dune-project
@@ -20,7 +20,17 @@
  (synopsis "Implementation of AoC competitions in OCaml")
  (description
   "Implementation of solutions to various Advent of Code exercises written in OCaml")
- (depends ocaml dune)
+ (depends
+  (ocaml
+   (>= 5.2))
+  dune
+  (ocamlformat
+   (and
+    :dev
+    (= 0.26.2)))
+  (odoc :build)
+  (utop :dev)
+  (ocaml-lsp-server :dev))
  (tags
   (advent-of-code ocaml)))