diff --git a/src/client-cohttp-eio/config.ml b/src/client-cohttp-eio/config.ml
index 1d8605db..9fae826a 100644
--- a/src/client-cohttp-eio/config.ml
+++ b/src/client-cohttp-eio/config.ml
@@ -1,3 +1,4 @@
+(* TODO: Share this config with the lwt collector? *)
 open Common_
 
 type t = {