diff --git a/example/dune b/example/dune
index c11f3c4..edad569 100644
--- a/example/dune
+++ b/example/dune
@@ -2,5 +2,6 @@
  (target example)
  (alias example)
  (libraries reshowcase reason-react)
+ (module_systems es6)
  (preprocess
   (pps melange.ppx reason-react-ppx)))
diff --git a/reshowcase.opam b/reshowcase.opam
index ca9eb49..0dd7aeb 100644
--- a/reshowcase.opam
+++ b/reshowcase.opam
@@ -42,6 +42,6 @@ depexts: [
   ["webpack-dev-server"] {npm-version = "^4.11.1"}
 ]
 pin-depends: [
-  [ "reason-react.dev"      "git+https://github.com/reasonml/reason-react.git#7ca984c9a406b01e906fda1898f705f135fad202" ]
-  [ "reason-react-ppx.dev"  "git+https://github.com/reasonml/reason-react.git#7ca984c9a406b01e906fda1898f705f135fad202" ]
+  [ "reason-react.dev"      "git+https://github.com/reasonml/reason-react.git#6938d62b70c506eade2755d32f7c5f3aae005e8c" ]
+  [ "reason-react-ppx.dev"  "git+https://github.com/reasonml/reason-react.git#6938d62b70c506eade2755d32f7c5f3aae005e8cd" ]
 ]
diff --git a/reshowcase.opam.template b/reshowcase.opam.template
index fb2119a..8da5c99 100644
--- a/reshowcase.opam.template
+++ b/reshowcase.opam.template
@@ -5,6 +5,6 @@ depexts: [
   ["webpack-dev-server"] {npm-version = "^4.11.1"}
 ]
 pin-depends: [
-  [ "reason-react.dev"      "git+https://github.com/reasonml/reason-react.git#7ca984c9a406b01e906fda1898f705f135fad202" ]
-  [ "reason-react-ppx.dev"  "git+https://github.com/reasonml/reason-react.git#7ca984c9a406b01e906fda1898f705f135fad202" ]
+  [ "reason-react.dev"      "git+https://github.com/reasonml/reason-react.git#6938d62b70c506eade2755d32f7c5f3aae005e8c" ]
+  [ "reason-react-ppx.dev"  "git+https://github.com/reasonml/reason-react.git#6938d62b70c506eade2755d32f7c5f3aae005e8cd" ]
 ]