diff --git a/tools/offline.ml b/tools/offline.ml
index 022447c7..0f2fb67f 100644
--- a/tools/offline.ml
+++ b/tools/offline.ml
@@ -62,7 +62,6 @@ open Cmdliner.Term.Syntax
 let setup_cmd =
   let doc = "Generate offline master keys" in
   let output =
-    let doc = "Output file for the generated private Eddsa key." in
     Arg.(
       value
       & opt filepath "data/eddsa_master_offline"
@@ -83,7 +82,6 @@ let download_cmd =
     [ `S Manpage.s_description; `P "$(cmd) download /management/keys." ]
   in
   let output =
-    let doc = "File to save data to be signed." in
     Arg.(value & opt filepath "future_keys.json" & info [ "o"; "output" ] ~doc)
   in
   Cmd.make (Cmd.info "download" ~version ~doc ~man)
@@ -101,7 +99,6 @@ let upload_cmd =
     [ `S Manpage.s_description; `P "$(cmd) upload /management/keys." ]
   in
   let input =
-    let doc = "Input file." in
     Arg.(
       value & opt filepath "master_signatures.json" & info [ "i"; "input" ] ~doc)
   in
@@ -117,11 +114,9 @@ let upload_cmd =
 let sign_cmd =
   let doc = "Sign FutureKeysResponse." in
   let input =
-    let doc = "File with FutureKeysResponse data." in
     Arg.(value & opt filepath "future_keys.json" & info [ "i"; "input" ] ~doc)
   in
   let output =
-    let doc = "File to save signature to." in
     Arg.(
       value
       & opt filepath "master_signatures.json"