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-rw-r--r--library/goptions.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/library/goptions.ml b/library/goptions.ml
index 340d74151b..1b907fd966 100644
--- a/library/goptions.ml
+++ b/library/goptions.ml
@@ -235,7 +235,7 @@ let declare_option cast uncast append ?(preprocess = fun x -> x)
let default = read() in
let change =
let _ = Summary.declare_summary (nickname key)
- { Summary.freeze_function = (fun _ -> read ());
+ { Summary.freeze_function = (fun ~marshallable -> read ());
Summary.unfreeze_function = write;
Summary.init_function = (fun () -> write default) } in
let cache_options (_,(l,m,v)) =