diff --git a/.travis.yml b/.travis.yml
index e6fa88c3e..032e57fe2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: go
 
 go:
-  - "1.12"
+  - "1.13"
 
 addons:
   apt:
@@ -22,16 +22,16 @@ services:
   - xvfb
 
 install:
+  - go get golang.org/dl/go1.12.9
+  - go1.12.9 download
   - mkdir /tmp/work
   - cd /tmp/work
   - go mod init example.com/m
   - go get github.com/hajimehoshi/ebiten@$TRAVIS_BRANCH
-  - go get github.com/gopherjs/gopherjs
-  - go get myitcv.io/cmd/gjbt
   - # gopath-get for the current GopherJS and gjbt.
   - GO111MODULE=off go get -tags example github.com/hajimehoshi/ebiten/... 
-  - GO111MODULE=off go get github.com/gopherjs/gopherjs
-  - GO111MODULE=off go get github.com/gopherjs/gopherwasm/js
+  - GO111MODULE=off go1.12.9 get github.com/gopherjs/gopherjs
+  - GO111MODULE=off go1.12.9 get myitcv.io/cmd/gjbt
   - mkdir /tmp/google-chrome-bin
   - ln -s /usr/bin/google-chrome-stable /tmp/google-chrome-bin/google-chrome
   - export PATH=/tmp/google-chrome-bin:$PATH
@@ -46,10 +46,10 @@ script:
   - cd /tmp/work
   - go build -tags example -v github.com/hajimehoshi/ebiten/...
   - go test -v github.com/hajimehoshi/ebiten/...
-  - gopherjs build --tags example -v github.com/hajimehoshi/ebiten/examples/blocks
-  - gjbt github.com/hajimehoshi/ebiten # TODO: Test the subdirectories
   - GOOS=windows GOARCH=amd64 go build -tags example -v github.com/hajimehoshi/ebiten/...
   - GOOS=windows GOARCH=386 go build -tags example -v github.com/hajimehoshi/ebiten/...
+  - GO111MODULE=off go1.12.9 run github.com/gopherjs/gopherjs build --tags example -v github.com/hajimehoshi/ebiten/examples/blocks
+  - GO111MODULE=off go1.12.9 run myitcv.io/cmd/gjbt github.com/hajimehoshi/ebiten # TODO: Test the subdirectories
 
 # - test -z $(gofmt -s -l $GOPATH/src/github.com/hajimehoshi/ebiten)