diff --git a/.ocamlformat b/.ocamlformat
index 0619e80..e69de29 100644
--- a/.ocamlformat
+++ b/.ocamlformat
@@ -1 +0,0 @@
-profile = janestreet
diff --git a/bin/bin.ml b/bin/bin.ml
index 7e83555..001a7b3 100644
--- a/bin/bin.ml
+++ b/bin/bin.ml
@@ -4,21 +4,21 @@ let () =
   let plen = allocate int 0 in
   let error_msg = allocate_n ~count:64 char in
   let input = "asdf" in
-  let input_length = String.length input |> Unsigned.Size_t.of_int in
+  let length = String.length input |> Unsigned.Size_t.of_int in
   let flags = 0 in
   let bc =
-    Libregexp.C.Functions.lre_compile plen error_msg 64 input input_length flags null
+    Libregexp.C.Functions.lre_compile plen error_msg 64 input length flags null
   in
   match is_null bc with
   | true -> print_endline "Error"
   | false ->
-    let capture = CArray.make char 410 in
-    let start = CArray.start capture in
-    let start_capture = allocate (ptr char) start in
-    let matching = "asdf" in
-    let matching_length = String.length matching in
-    let matched =
-      Libregexp.C.Functions.lre_exec start_capture bc matching 0 matching_length 0 null
-    in
-    print_endline ("The result of the regexp is: " ^ Int.to_string matched)
-;;
+      let capture = CArray.make char 410 in
+      let start = CArray.start capture in
+      let start_capture = allocate (ptr char) start in
+      let matching = "asdf" in
+      let matching_length = String.length matching in
+      let matched =
+        Libregexp.C.Functions.lre_exec start_capture bc matching 0
+          matching_length 0 null
+      in
+      print_endline ("The result of the regexp is: " ^ Int.to_string matched)
diff --git a/function_description.ml b/function_description.ml
index b94bd24..a054b57 100644
--- a/function_description.ml
+++ b/function_description.ml
@@ -3,45 +3,39 @@ module Types = Types_generated
 module Functions (F : Ctypes.FOREIGN) = struct
   open F
 
-  (* uint8_t *lre_compile(
-     int *plen,
-     char *error_msg,
-     int error_msg_size,
-     const char *buf,
-     size_t buf_len,
-     int re_flags,
-     void *opaque) *)
   let lre_compile =
-    foreign
-      "lre_compile"
+    F.foreign "lre_compile"
+      (* int *plen *)
       (Ctypes.ptr Ctypes.int
-       @-> Ctypes.ptr Ctypes.char
-       @-> Ctypes.int
-       @-> Ctypes.string
-       @-> Ctypes.size_t
-       @-> Ctypes.int
-       @-> Ctypes.ptr Ctypes.void
-       @-> F.returning (Ctypes.ptr Ctypes.uint8_t))
-  ;;
+     (* char *error_msg *)
+     @-> Ctypes.ptr Ctypes.char
+      (* int error_msg_size *)
+      @-> Ctypes.int
+      (* const char *buf *)
+      @-> Ctypes.string
+      (* size_t buf_len *)
+      @-> Ctypes.size_t
+      (* int re_flags *)
+      @-> Ctypes.int
+      (* void *opaque *)
+      @-> Ctypes.ptr Ctypes.void
+      @-> F.returning (Ctypes.ptr Ctypes.uint8_t))
 
-  (* int lre_exec(
-     uint8_t **capture,
-     const uint8_t *bc_buf,
-     const uint8_t *cbuf,
-     int cindex,
-     int clen,
-     int cbuf_type,
-     void *opaque) *)
   let lre_exec =
-    foreign
-      "lre_exec"
+    F.foreign "lre_exec"
+      (* uint8_t **capture *)
       (Ctypes.ptr (Ctypes.ptr Ctypes.char)
-       @-> Ctypes.ptr Ctypes.uint8_t
-       @-> Ctypes.string
-       @-> Ctypes.int
-       @-> Ctypes.int
-       @-> Ctypes.int
-       @-> Ctypes.ptr Ctypes.void
-       @-> F.returning Ctypes.int)
-  ;;
+      (* const uint8_t *bc_buf *)
+      @-> Ctypes.ptr Ctypes.uint8_t
+      (* const uint8_t *cbuf *)
+      @-> Ctypes.string
+      (* int cindex *)
+      @-> Ctypes.int
+      (* int clen *)
+      @-> Ctypes.int
+      (* int cbuf_type *)
+      @-> Ctypes.int
+      (* void *opaque *)
+      @-> Ctypes.ptr Ctypes.void
+      @-> F.returning Ctypes.int)
 end
diff --git a/test/suite.ml b/test/suite.ml
index 2eea66a..ae14b3f 100644
--- a/test/suite.ml
+++ b/test/suite.ml
@@ -1 +1,3 @@
-let _ = Alcotest.run "test suite" [ "test", [ ("test", `Quick, fun () -> assert true) ] ]
+let _ =
+  Alcotest.run "test suite"
+    [ ("test", [ ("test", `Quick, fun () -> assert true) ]) ]