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-rw-r--r--scripts/coqmktop.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/coqmktop.ml b/scripts/coqmktop.ml
index f15ac3d78f..9ba53cdaec 100644
--- a/scripts/coqmktop.ml
+++ b/scripts/coqmktop.ml
@@ -80,7 +80,7 @@ let native_suffix f =
failwith ("File "^f^" has not extension .cmo or .cma")
(* Transforms a file name in the corresponding Caml module name. *)
-let rem_ext_regexpr = Str.regexp "\(.*\)\.\(cm..?\|ml\)"
+let rem_ext_regexpr = Str.regexp "\\(.*\\)\\.\\(cm..?\\|ml\\)"
let module_of_file name =
let s = Str.replace_first rem_ext_regexpr "\\1" (Filename.basename name) in