--- ocaml-gettext-0.3.5.old/ConfMakefile.in	2014-08-04 22:33:52.000000000 +0100
+++ ocaml-gettext-0.3.5/ConfMakefile.in	2016-11-04 16:47:56.012135630 +0000
@@ -37,7 +37,7 @@
 OCAMLFIND_COMMANDS = "ocamlc=@OCAMLC@ \
 	ocamlopt=@OCAMLOPT@ \
 	ocamldep=@OCAMLDEP@"
-OCAMLC       = @OCAMLFIND@ ocamlc 
+OCAMLC       = @OCAMLFIND@ ocamlc -w -31
 OCAMLOPT     = @OCAMLFIND@ ocamlopt
 OCAMLDEP     = @OCAMLFIND@ ocamldep
 OCAMLBEST    = @OCAMLBEST@