diff --git a/src/parse_config.ml b/src/parse_config.ml
index cd2c141a..1cd487b8 100644
--- a/src/parse_config.ml
+++ b/src/parse_config.ml
@@ -21,10 +21,10 @@ let fail fmt =
 
 let is_eol = function '\n' | '\r' -> true | _ -> false
 let is_whitespace = function ' ' | '\t' -> true | _ -> false
-let whitespace = skip_while is_whitespace
+let blanks = skip_while is_whitespace
 
 module Parse_data = struct
-  type line =
+  type t =
     | Blank
     | Comment of string
     | Header of string
@@ -37,23 +37,17 @@ module Parse_data = struct
     in
     take_while1 ident_char >>| String.lowercase_ascii
 
-  let take_till_end_of_line =
-    take_till is_eol >>= fun s -> return s <* end_of_line
-
-  let blank = whitespace <* end_of_line >>| fun () -> Blank
-
-  let comment =
-    whitespace *> (char '#' <|> char '%') *> take_till_end_of_line >>| fun s ->
-    Comment s
-
+  let line = take_till is_eol <* end_of_line
+  let blank = blanks <* end_of_line >>| fun () -> Blank
+  let comment = blanks *> (char '#' <|> char '%') *> line >>| fun s -> Comment s
   let header = char '[' *> id <* char ']' <* end_of_line >>| fun s -> Header s
 
   let item_value =
     let unquoted_value =
-      take_while1 (fun c -> not (is_whitespace c || is_eol c))
+      take_while1 (fun c -> not (is_whitespace c || is_eol c)) <* end_of_line
     in
     let quoted_value =
-      char '"' *> take_till is_eol >>= fun s ->
+      char '"' *> take_till is_eol <* end_of_line >>= fun s ->
       match String.ends_with ~suffix:"\"" s with
       | false -> fail "invalid quoted value"
       | true ->
@@ -66,8 +60,7 @@ module Parse_data = struct
     lift2
       (fun key value -> Item { key; value })
       id
-      (whitespace *> char '=' *> whitespace *> item_value)
-    <* end_of_line
+      (blanks *> char '=' *> blanks *> item_value)
 
   let config = many (choice [ blank; comment; header; item ]) <* end_of_input
 
@@ -98,10 +91,10 @@ module Pp_debug = struct
     | false -> pf ppf "%s = %s" key value
     | true -> pf ppf "%s = \"%s\"" key value
 
-  let pp_line ppf line =
+  let pp_line ppf v =
     let open Fmt in
     let open Parse_data in
-    match line with
+    match v with
     | Blank -> Fmt.nop ppf ()
     | Comment s -> pf ppf "#%s" s
     | Header s -> pf ppf "[%s]" s
@@ -119,7 +112,6 @@ module Pp_debug = struct
     let open Fmt in
     pf ppf "%a" (list ~sep:(any "\n") pp_section) l
 end
-[@@ocaml.warning "-32"]
 
 module Parse_duration = struct
   type duration_element = {
@@ -134,9 +126,9 @@ module Parse_duration = struct
     | Some i -> return i
 
   let duration_element =
-    let number = whitespace *> integer in
+    let number = blanks *> integer in
     let dunit =
-      whitespace *> take_while1 (fun c -> not (is_whitespace c || is_eol c))
+      blanks *> take_while1 (fun c -> not (is_whitespace c || is_eol c))
       >>= function
       | "year" | "years" -> return `Year
       | "week" | "weeks" -> return `Week