diff --git a/.travis-ci.sh b/.travis-ci.sh
index 638a81bb..cadcc2b5 100644
--- a/.travis-ci.sh
+++ b/.travis-ci.sh
@@ -46,7 +46,7 @@ case "$TARGET" in
         rm -rf ~/.opam
         opam init --yes
         eval $(opam config env)
-        opam install menhir ocaml-migrate-parsetree js_of_ocaml-ppx --yes
+        opam install reason menhir ocaml-migrate-parsetree js_of_ocaml-ppx --yes
         opam remove jbuilder `opam list --depends-on jbuilder --installed --short` --yes
       fi
       cp -a ~/.opam ~/.opam-start
@@ -73,7 +73,7 @@ case "$TARGET" in
       opam list
       echo "version: \"1.0+dev$DATE\"" >> jbuilder.opam
       opam pin add jbuilder . --no-action --yes
-      opam install ocaml-migrate-parsetree js_of_ocaml-ppx --yes
+      opam install reason ocaml-migrate-parsetree js_of_ocaml-ppx --yes
       echo -en "travis_fold:end:opam.deps\r"
     fi
     echo -en "travis_fold:start:jbuilder.bootstrap\r"