diff --git a/flake.nix b/flake.nix
index aa395d21c..e1c8a8fff 100644
--- a/flake.nix
+++ b/flake.nix
@@ -108,7 +108,6 @@
             propagatedBuildInputs = with pkgs.ocamlPackages; [
               jsonrpc
               yojson
-              stdune
               ppx_yojson_conv_lib
               uutf
             ];