diff --git a/.travis.yml b/.travis.yml
index 123c8ee91..9ecfb80a9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -46,7 +46,7 @@ jobs:
       after_deploy:
         - git clone --depth 1 --single-branch --branch "$DEMO_BRANCH" "https://${GH_TOKEN}:@github.com/${DEMO_REPO}" "$DEMO_BRANCH"
         - git clone --depth 1 "https://${GH_TOKEN}:@github.com/${SITE_REPO}" "$SITE_DIR" 2> /dev/null || (cd "$SITE_DIR" ; git pull; cd ../)
-        - npm run build:all
+        - ls -l
         - npm run deploy:all
 env:
   global:
diff --git a/tools/deploy.js b/tools/deploy.js
index 1f3e0e3b0..1c171e10d 100644
--- a/tools/deploy.js
+++ b/tools/deploy.js
@@ -20,5 +20,9 @@ const commands = [
   'rm -rf gh-pages/ demo/',
 ]
 
-// Deploy the demo and site.
-exec(commands.join(' && '), err => onFinish(err, () => console.log('Demo successfully deployed')))
+// try to deploy the demo
+try {
+  exec(commands.join(' && '), err => onFinish(err, () => console.log('Demo successfully deployed')))
+} catch (e) {
+  console.error(e)
+}