diff --git a/catala-lsp.opam b/catala-lsp.opam
index 4b48855..fe5826b 100644
--- a/catala-lsp.opam
+++ b/catala-lsp.opam
@@ -13,7 +13,8 @@ depends: [
   "uri"
   "linol"     { = "dev" }
   "linol-lwt" { = "dev" }
-  "atdgen"
+  "atdgen" { build }
+  "atdgen-runtime"
 ]
 pin-depends: [
   ["catala.dev" "git+https://github.com/CatalaLang/catala#lsp-compat"]