diff --git a/ppx_js_style.opam b/ppx_js_style.opam
index bd65e7e..8a5f082 100644
--- a/ppx_js_style.opam
+++ b/ppx_js_style.opam
@@ -10,7 +10,7 @@ build: [
   ["dune" "build" "-p" name "-j" jobs]
 ]
 depends: [
-  "ocaml" {>= "4.04.2"}
+  "ocaml" {>= "4.07.0"}
   "base"
   "dune"     {>= "2.0.0"}
   "octavius"