diff --git a/Sujet.pdf b/Sujet.pdf
index ed27c4de70d2a64a110d461d0ddbfa835fffc187..a7b1ad2d0dc8957c072be8539d1f9bcafbac0fe3 100644
Binary files a/Sujet.pdf and b/Sujet.pdf differ
diff --git a/expr_grammar_action.g b/expr_grammar_action.g
index 0710a942074f5f4405241859dd1c462e3ddeb06e..a54468cf984589bec121a874a728340df9fe29ba 100644
--- a/expr_grammar_action.g
+++ b/expr_grammar_action.g
@@ -14,11 +14,11 @@ axiom S
 {
 
   open Symbols
-  open Utils
   open Ast
   open BatPrintf
   open BatBuffer
   open Batteries
+  open Utils
 
   (* TODO *)
   let resolve_associativity term other =
diff --git a/src/Makefile b/src/Makefile
index fdeb556f81a55237e477b61c4abb435a5cdb2faf..5626ef61adfad4bdad8d937bc415e6472ba56618 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -11,7 +11,7 @@ TG = main.native
 all: $(TG)
 
 $(TG): $(SRC)
-	ocamlbuild -cflags -warn-error,"+a-26" -use-ocamlfind $(TG)
+	ocamlbuild -cflags  -warn-error,"+a-26" -cflags -w,"-26" -use-ocamlfind $(TG)
 
 test_lexer: $(SRC)
 	ocamlbuild -use-ocamlfind test_lexer.native